56077477065 has 64 divisors (see below), whose sum is σ = 101762023680. Its totient is φ = 29289461760.

The previous prime is 56077477051. The next prime is 56077477069.

56077477065 is a `hidden beast` number, since 560 + 7 + 7 + 4 + 7 + 70 + 6 + 5 = 666.

56077477065 is nontrivially palindromic in base 10.

56077477065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56077477065 - 2⁸ = 56077476809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56077477069) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4021305 + ... + 4035225.

It is an arithmetic number, because the mean of its divisors is an integer number (1590031620).

Almost surely, 2^56077477065 is an apocalyptic number.

It is an amenable number.

56077477065 is a deficient number, since it is larger than the sum of its proper divisors (45684546615).

56077477065 is a wasteful number, since it uses less digits than its factorization.

56077477065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14551 (or 14545 counting only the distinct ones).

The product of its (nonzero) digits is 8643600, while the sum is 54.

The spelling of 56077477065 in words is "fifty-six billion, seventy-seven million, four hundred seventy-seven thousand, sixty-five".