After brontobyte there is nisabyte/geobyte (there are two names for it) and after that is zotzabyte.
Bit Byte-8 bits Kilobyte-1,024 bytes Megabyte-1,024 kilobytes Gigabyte-1,024 megabytes Terabyte-1,024 gigabytes Petabyte-1,024 terabytes Exabyte-1,024 petabytes Zettabyte-1,024 exabytes Yottabyte-1,024 zettabytes Brontobyte-1,024 yottabytes Nisabyte-1,024 brontobytes Zotzabyte-1,024 nisabytes Nimcbyte-1,024 zotzabytes Chamsbyte-1,024 nimcbytes