56775277257765 has 32 divisors (see below), whose sum is σ = 103407303407616. Its totient is φ = 26330563364160.

The previous prime is 56775277257691. The next prime is 56775277257779.

56775277257765 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 56775277257765 - 2⁸ = 56775277257509 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7480269889 + ... + 7480277478.

It is an arithmetic number, because the mean of its divisors is an integer number (3231478231488).

Almost surely, 2^{56775277257765} is an apocalyptic number.

56775277257765 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56775277257765 is a deficient number, since it is larger than the sum of its proper divisors (46632026149851).

56775277257765 is a wasteful number, since it uses less digits than its factorization.

56775277257765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14960547409.

The product of its digits is 10588410000, while the sum is 78.

The spelling of 56775277257765 in words is "fifty-six trillion, seven hundred seventy-five billion, two hundred seventy-seven million, two hundred fifty-seven thousand, seven hundred sixty-five".