56828775972 has 24 divisors (see below), whose sum is σ = 133079187136. Its totient is φ = 18874538208.

The previous prime is 56828775961. The next prime is 56828775989. The reversal of 56828775972 is 27957782865.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8544928 + ... + 8551575.

Almost surely, 2^56828775972 is an apocalyptic number.

It is an amenable number.

56828775972 is an abundant number, since it is smaller than the sum of its proper divisors (76250411164).

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

56828775972 is a wasteful number, since it uses less digits than its factorization.

56828775972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17096787 (or 17096785 counting only the distinct ones).

The product of its digits is 118540800, while the sum is 66.

The spelling of 56828775972 in words is "fifty-six billion, eight hundred twenty-eight million, seven hundred seventy-five thousand, nine hundred seventy-two".