56615123744 has 24 divisors (see below), whose sum is σ = 112871928960. Its totient is φ = 27949237056.

The previous prime is 56615123743. The next prime is 56615123767. The reversal of 56615123744 is 44732151665.

It is a junction number, because it is equal to n+sod(n) for n = 56615123695 and 56615123704.

It is not an unprimeable number, because it can be changed into a prime (56615123743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11195084 + ... + 11200139.

It is an arithmetic number, because the mean of its divisors is an integer number (4702997040).

Almost surely, 2^56615123744 is an apocalyptic number.

It is an amenable number.

56615123744 is a deficient number, since it is larger than the sum of its proper divisors (56256805216).

56615123744 is a wasteful number, since it uses less digits than its factorization.

56615123744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22395312 (or 22395304 counting only the distinct ones).

The product of its digits is 604800, while the sum is 44.

The spelling of 56615123744 in words is "fifty-six billion, six hundred fifteen million, one hundred twenty-three thousand, seven hundred forty-four".