yottabyte

A unit of computer memory or data storage capacity equal to 1,024 zettabytes (2⁸⁰ bytes).

One septillion (10²⁴) bytes.

One septillion (1,000,000,000,000,000,000,000,000) bytes. SI symbol: YB.

1,208,925,819,614,629,174,706,176 bytes or 10248, or 280. This capacity may be expressed unambiguously as a yobibyte.

a unit of information equal to 1000 zettabytes or 10^24 bytes

a unit of information equal to 1024 zebibytes or 2^80 bytes