56671722144 has 96 divisors (see below), whose sum is σ = 165334659840. Its totient is φ = 18885758976.

The previous prime is 56671722103. The next prime is 56671722187. The reversal of 56671722144 is 44122717665.

56671722144 is a `hidden beast` number, since 566 + 7 + 1 + 72 + 2 + 14 + 4 = 666.

56671722144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is a self number, because there is not a number n which added to its sum of digits gives 56671722144.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5426752 + ... + 5437184.

It is an arithmetic number, because the mean of its divisors is an integer number (1722236040).

Almost surely, 2^56671722144 is an apocalyptic number.

56671722144 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

56671722144 is an abundant number, since it is smaller than the sum of its proper divisors (108662937696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56671722144 is a wasteful number, since it uses less digits than its factorization.

56671722144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16739 (or 16725 counting only the distinct ones).

The product of its digits is 564480, while the sum is 45.

The spelling of 56671722144 in words is "fifty-six billion, six hundred seventy-one million, seven hundred twenty-two thousand, one hundred forty-four".