56775772176 has 20 divisors (see below), whose sum is σ = 146670744912. Its totient is φ = 18925257376.

The previous prime is 56775772139. The next prime is 56775772189. The reversal of 56775772176 is 67127757765.

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, 591414246 + ... + 591414341.

Almost surely, 2^56775772176 is an apocalyptic number.

It is an amenable number.

56775772176 is an abundant number, since it is smaller than the sum of its proper divisors (89894972736).

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

56775772176 is a wasteful number, since it uses less digits than its factorization.

56775772176 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1182828598 (or 1182828592 counting only the distinct ones).

The product of its digits is 30252600, while the sum is 60.

The spelling of 56775772176 in words is "fifty-six billion, seven hundred seventy-five million, seven hundred seventy-two thousand, one hundred seventy-six".