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Sesvigintiducentillion

A Sesvigintiducentillion (1 Sesvigintiducentillion) is 10 to the power of 681 (10^681). This is an excessively astronomical number!

How many zeros in a Sesvigintiducentillion?

There are 681 zeros in a Sesvigintiducentillion.

What's before Sesvigintiducentillion?

A Quinvigintiducentillion is smaller than a Sesvigintiducentillion.

What's after Sesvigintiducentillion?

A Septemvigintiducentillion is larger than a Sesvigintiducentillion.

Sesvigintiducentillionaire

A Sesvigintiducentillionaire is someone whos assets, net worth or wealth is 1 or more Sesvigintiducentillion. It is unlikely anyone will ever be a true Sesvigintiducentillionaire. If you want to be a Sesvigintiducentillionaire, play Tap Tales!

Is Sesvigintiducentillion the largest number?

Sesvigintiducentillion is not the largest number. Infinity best describes the largest possible number - if there even is one! We cannot comprehend what the largest number actually is.

Sesvigintiducentillion written out

Sesvigintiducentillion is written out as:

1,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000


Big Numbers

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