9629888255040 has 112 divisors (see below), whose sum is σ = 30575515541760. Its totient is φ = 2567918100480.

The previous prime is 9629888254999. The next prime is 9629888255111. The reversal of 9629888255040 is 405528889269.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80350681 + ... + 80470439.

It is an arithmetic number, because the mean of its divisors is an integer number (272995674480).

Almost surely, 2^{9629888255040} is an apocalyptic number.

It is an amenable number.

9629888255040 is an abundant number, since it is smaller than the sum of its proper divisors (20945627286720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9629888255040 is a wasteful number, since it uses less digits than its factorization.

9629888255040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203540 (or 203530 counting only the distinct ones).

The product of its (nonzero) digits is 99532800, while the sum is 66.

The spelling of 9629888255040 in words is "nine trillion, six hundred twenty-nine billion, eight hundred eighty-eight million, two hundred fifty-five thousand, forty".