9904920612 has 48 divisors (see below), whose sum is σ = 23777890752. Its totient is φ = 3207790080.

The previous prime is 9904920607. The next prime is 9904920653. The reversal of 9904920612 is 2160294099.

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, 25689 + ... + 143072.

It is an arithmetic number, because the mean of its divisors is an integer number (495372724).

Almost surely, 2^9904920612 is an apocalyptic number.

It is an amenable number.

9904920612 is an abundant number, since it is smaller than the sum of its proper divisors (13872970140).

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

9904920612 is a wasteful number, since it uses less digits than its factorization.

9904920612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168908 (or 168906 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 42.

The square root of 9904920612 is about 99523.4676445711. The cubic root of 9904920612 is about 2147.5848569518.

The spelling of 9904920612 in words is "nine billion, nine hundred four million, nine hundred twenty thousand, six hundred twelve".