9000920816608 has 48 divisors (see below), whose sum is σ = 20260951581024. Its totient is φ = 3855846113280.

The previous prime is 9000920816597. The next prime is 9000920816611. The reversal of 9000920816608 is 8066180290009.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8297185 + ... + 9319072.

It is an arithmetic number, because the mean of its divisors is an integer number (422103157938).

Almost surely, 2^{9000920816608} is an apocalyptic number.

It is an amenable number.

9000920816608 is an abundant number, since it is smaller than the sum of its proper divisors (11260030764416).

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

9000920816608 is a wasteful number, since it uses less digits than its factorization.

9000920816608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17618555 (or 17618547 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 49.

The spelling of 9000920816608 in words is "nine trillion, nine hundred twenty million, eight hundred sixteen thousand, six hundred eight".