\documentclass[12pt,a4paper]{article}
\begin{document}
\begin{table}[ht]
\begin{center}
\caption{All statistics are based on contigs of size $\geq$ 500 bp, unless otherwise noted (e.g., "\# contigs ($\geq$ 0 bp)" and "Total length ($\geq$ 0 bp)" include all contigs).}
\begin{tabular}{|l*{25}{|r}|}
\hline
Assembly & \# contigs ($\geq$ 0 bp) & \# contigs ($\geq$ 1000 bp) & \# contigs ($\geq$ 5000 bp) & \# contigs ($\geq$ 10000 bp) & \# contigs ($\geq$ 25000 bp) & \# contigs ($\geq$ 50000 bp) & Total length ($\geq$ 0 bp) & Total length ($\geq$ 1000 bp) & Total length ($\geq$ 5000 bp) & Total length ($\geq$ 10000 bp) & Total length ($\geq$ 25000 bp) & Total length ($\geq$ 50000 bp) & \# contigs & Largest contig & Total length & GC (\%) & N50 & N90 & auN & L50 & L90 & \# N's per 100 kbp & Complete BUSCO (\%) & Partial BUSCO (\%) & \# predicted rRNA genes \\ \hline
genome.nextpolish & 1114 & 1109 & 1017 & 756 & 256 & 54 & 21000531 & 20997121 & 20656904 & 18720033 & 10709475 & 3747547 & 1113 & 177301 & 21000135 & 50.46 & 25483 & 9623 & 32748.7 & 248 & 775 & 0.00 & 0.00 & 0.00 & 53 + 4 part \\ \hline
\end{tabular}
\end{center}
\end{table}
\end{document}
