9920000920 has 32 divisors (see below), whose sum is σ = 22413412800. Its totient is φ = 3951394048.

The previous prime is 9920000911. The next prime is 9920000977. The reversal of 9920000920 is 290000299.

9920000920 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 509269 + ... + 528388.

It is an arithmetic number, because the mean of its divisors is an integer number (700419150).

Almost surely, 2^9920000920 is an apocalyptic number.

It is an amenable number.

9920000920 is an abundant number, since it is smaller than the sum of its proper divisors (12493411880).

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

9920000920 is a wasteful number, since it uses less digits than its factorization.

9920000920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1037907 (or 1037903 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 9920000920 is about 99599.2014024209. The cubic root of 9920000920 is about 2148.6742084020.

The spelling of 9920000920 in words is "nine billion, nine hundred twenty million, nine hundred twenty", and thus it is an aban number.