56777340652 has 12 divisors (see below), whose sum is σ = 99390414760. Its totient is φ = 28380079296.

The previous prime is 56777340643. The next prime is 56777340661. The reversal of 56777340652 is 25604377765.

It is an interprime number because it is at equal distance from previous prime (56777340643) and next prime (56777340661).

It is a self number, because there is not a number n which added to its sum of digits gives 56777340652.

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 3 ways as a sum of consecutive naturals, for example, 2132877 + ... + 2159332.

Almost surely, 2^56777340652 is an apocalyptic number.

It is an amenable number.

56777340652 is a deficient number, since it is larger than the sum of its proper divisors (42613074108).

56777340652 is a wasteful number, since it uses less digits than its factorization.

56777340652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4295520 (or 4295518 counting only the distinct ones).

The product of its (nonzero) digits is 7408800, while the sum is 52.

The spelling of 56777340652 in words is "fifty-six billion, seven hundred seventy-seven million, three hundred forty thousand, six hundred fifty-two".