56736711763765 has 16 divisors (see below), whose sum is σ = 74389024535616. Its totient is φ = 41198890348800.

The previous prime is 56736711763759. The next prime is 56736711763769.

56736711763765 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 56736711763765 - 2²⁷ = 56736577546037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56736711763694 and 56736711763703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56736711763769) 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, 802123716 + ... + 802194445.

It is an arithmetic number, because the mean of its divisors is an integer number (4649314033476).

Almost surely, 2^{56736711763765} is an apocalyptic number.

56736711763765 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56736711763765 is a deficient number, since it is larger than the sum of its proper divisors (17652312771851).

56736711763765 is a wasteful number, since it uses less digits than its factorization.

56736711763765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1604318820.

The product of its digits is 700131600, while the sum is 70.

The spelling of 56736711763765 in words is "fifty-six trillion, seven hundred thirty-six billion, seven hundred eleven million, seven hundred sixty-three thousand, seven hundred sixty-five".