56856465743 has 16 divisors (see below), whose sum is σ = 71295745536. Its totient is φ = 44047638240.

The previous prime is 56856465689. The next prime is 56856465751. The reversal of 56856465743 is 34756465865.

It is a cyclic number.

It is not a de Polignac number, because 56856465743 - 2²⁴ = 56839688527 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 (56856461743) 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, 2120771 + ... + 2147412.

It is an arithmetic number, because the mean of its divisors is an integer number (4455984096).

Almost surely, 2^56856465743 is an apocalyptic number.

56856465743 is a deficient number, since it is larger than the sum of its proper divisors (14439279793).

56856465743 is a wasteful number, since it uses less digits than its factorization.

56856465743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4268374.

The product of its digits is 72576000, while the sum is 59.

The spelling of 56856465743 in words is "fifty-six billion, eight hundred fifty-six million, four hundred sixty-five thousand, seven hundred forty-three".