56977257029 has 16 divisors (see below), whose sum is σ = 73486120320. Its totient is φ = 42866900160.

The previous prime is 56977257017. The next prime is 56977257037. The reversal of 56977257029 is 92075277965.

It is a de Polignac number, because none of the positive numbers 2^k-56977257029 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 (56977257049) 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 15 ways as a sum of consecutive naturals, for example, 12755774 + ... + 12760239.

It is an arithmetic number, because the mean of its divisors is an integer number (4592882520).

Almost surely, 2^56977257029 is an apocalyptic number.

It is an amenable number.

56977257029 is a deficient number, since it is larger than the sum of its proper divisors (16508863291).

56977257029 is a wasteful number, since it uses less digits than its factorization.

56977257029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25516060.

The product of its (nonzero) digits is 16669800, while the sum is 59.

The spelling of 56977257029 in words is "fifty-six billion, nine hundred seventy-seven million, two hundred fifty-seven thousand, twenty-nine".