56700181924 has 27 divisors (see below), whose sum is σ = 100785113793. Its totient is φ = 27911239488.

The previous prime is 56700181921. The next prime is 56700181927. The reversal of 56700181924 is 42918100765.

The square root of 56700181924 is 238118.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (56700181921) and next prime (56700181927).

It can be written as a sum of positive squares in only one way, i.e., 28733640100 + 27966541824 = 169510^2 + 167232^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56700181921) 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 8 ways as a sum of consecutive naturals, for example, 31906924 + ... + 31908700.

Almost surely, 2^56700181924 is an apocalyptic number.

56700181924 is the 238118-th square number.

It is an amenable number.

56700181924 is a deficient number, since it is larger than the sum of its proper divisors (44084931869).

56700181924 is an frugal number, since it uses more digits than its factorization.

56700181924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3692 (or 1846 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 43.

The spelling of 56700181924 in words is "fifty-six billion, seven hundred million, one hundred eighty-one thousand, nine hundred twenty-four".