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A Novencentillion (1 Novencentillion) is 10 to the power of 330 (10^330). This is a truly astronomical number!

How many zeros in a Novencentillion?

There are 330 zeros in a Novencentillion.

What's before Novencentillion?

A Octocentillion is smaller than a Novencentillion.

What's after Novencentillion?

A Decicentillion is larger than a Novencentillion.


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

Is Novencentillion the largest number?

Novencentillion 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.

Novencentillion written out

Novencentillion is written out as:


Big Numbers

This is just one of many really big numbers!

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