56777651117 has 16 divisors (see below), whose sum is σ = 62834102784. Its totient is φ = 50870862000.

The previous prime is 56777651111. The next prime is 56777651159. The reversal of 56777651117 is 71115677765.

It is a cyclic number.

It is not a de Polignac number, because 56777651117 - 2⁶ = 56777651053 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 (56777651111) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2477642 + ... + 2500452.

It is an arithmetic number, because the mean of its divisors is an integer number (3927131424).

Almost surely, 2^56777651117 is an apocalyptic number.

It is an amenable number.

56777651117 is a deficient number, since it is larger than the sum of its proper divisors (6056451667).

56777651117 is a wasteful number, since it uses less digits than its factorization.

56777651117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26080.

The product of its digits is 2160900, while the sum is 53.

The spelling of 56777651117 in words is "fifty-six billion, seven hundred seventy-seven million, six hundred fifty-one thousand, one hundred seventeen".