56440152244 has 24 divisors (see below), whose sum is σ = 114565088960. Its totient is φ = 23827611456.

The previous prime is 56440152221. The next prime is 56440152257. The reversal of 56440152244 is 44225104465.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15040809 + ... + 15044560.

Almost surely, 2^56440152244 is an apocalyptic number.

It is an amenable number.

56440152244 is an abundant number, since it is smaller than the sum of its proper divisors (58124936716).

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

56440152244 is a wasteful number, since it uses less digits than its factorization.

56440152244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30085447 (or 30085445 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 37.

The spelling of 56440152244 in words is "fifty-six billion, four hundred forty million, one hundred fifty-two thousand, two hundred forty-four".