56099929928 has 16 divisors (see below), whose sum is σ = 120214135680. Its totient is φ = 24042827088.

The previous prime is 56099929913. The next prime is 56099929931. The reversal of 56099929928 is 82992999065.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 500892176 + ... + 500892287.

It is an arithmetic number, because the mean of its divisors is an integer number (7513383480).

Almost surely, 2^56099929928 is an apocalyptic number.

It is an amenable number.

56099929928 is an abundant number, since it is smaller than the sum of its proper divisors (64114205752).

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

56099929928 is a wasteful number, since it uses less digits than its factorization.

56099929928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001784476 (or 1001784472 counting only the distinct ones).

The product of its (nonzero) digits is 56687040, while the sum is 68.

The spelling of 56099929928 in words is "fifty-six billion, ninety-nine million, nine hundred twenty-nine thousand, nine hundred twenty-eight".