30920075328 has 56 divisors (see below), whose sum is σ = 81917255520. Its totient is φ = 10293099520.

The previous prime is 30920075191. The next prime is 30920075357. The reversal of 30920075328 is 82357002903.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

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, 40303 + ... + 251921.

Almost surely, 2^30920075328 is an apocalyptic number.

It is an amenable number.

30920075328 is an abundant number, since it is smaller than the sum of its proper divisors (50997180192).

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

30920075328 is a wasteful number, since it uses less digits than its factorization.

30920075328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212395 (or 212385 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The spelling of 30920075328 in words is "thirty billion, nine hundred twenty million, seventy-five thousand, three hundred twenty-eight".