56546765 has 16 divisors (see below), whose sum is σ = 77245056. Its totient is φ = 39336000.

The previous prime is 56546761. The next prime is 56546783. The reversal of 56546765 is 56764565.

It is not a de Polignac number, because 56546765 - 2² = 56546761 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56546761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21086 + ... + 23615.

It is an arithmetic number, because the mean of its divisors is an integer number (4827816).

Almost surely, 2^56546765 is an apocalyptic number.

56546765 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56546765 is a deficient number, since it is larger than the sum of its proper divisors (20698291).

56546765 is a wasteful number, since it uses less digits than its factorization.

56546765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44740.

The product of its digits is 756000, while the sum is 44.

The square root of 56546765 is about 7519.7583072862. The cubic root of 56546765 is about 383.8273533973.

The spelling of 56546765 in words is "fifty-six million, five hundred forty-six thousand, seven hundred sixty-five".