56577276555613 has 16 divisors (see below), whose sum is σ = 61856689023360. Its totient is φ = 51320618496000.

The previous prime is 56577276555599. The next prime is 56577276555617. The reversal of 56577276555613 is 31655567277565.

It is a cyclic number.

It is not a de Polignac number, because 56577276555613 - 2⁵ = 56577276555581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56577276555617) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11419288 + ... + 15606238.

It is an arithmetic number, because the mean of its divisors is an integer number (3866043063960).

Almost surely, 2^{56577276555613} is an apocalyptic number.

It is an amenable number.

56577276555613 is a deficient number, since it is larger than the sum of its proper divisors (5279412467747).

56577276555613 is a wasteful number, since it uses less digits than its factorization.

56577276555613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4189668.

The product of its digits is 1389150000, while the sum is 70.

The spelling of 56577276555613 in words is "fifty-six trillion, five hundred seventy-seven billion, two hundred seventy-six million, five hundred fifty-five thousand, six hundred thirteen".