56575663277 has 12 divisors (see below), whose sum is σ = 65824986240. Its totient is φ = 48484229976.

The previous prime is 56575663267. The next prime is 56575663337. The reversal of 56575663277 is 77236657565.

It is not a de Polignac number, because 56575663277 - 2¹² = 56575659181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56575663237) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 158174 + ... + 371712.

It is an arithmetic number, because the mean of its divisors is an integer number (5485415520).

Almost surely, 2^56575663277 is an apocalyptic number.

It is an amenable number.

56575663277 is a deficient number, since it is larger than the sum of its proper divisors (9249322963).

56575663277 is a wasteful number, since it uses less digits than its factorization.

56575663277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218960 (or 218953 counting only the distinct ones).

The product of its digits is 55566000, while the sum is 59.

The spelling of 56575663277 in words is "fifty-six billion, five hundred seventy-five million, six hundred sixty-three thousand, two hundred seventy-seven".