56307173628 has 24 divisors (see below), whose sum is σ = 139111841232. Its totient is φ = 17664995584.

The previous prime is 56307173627. The next prime is 56307173639. The reversal of 56307173628 is 82637170365.

56307173628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56307173627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138007575 + ... + 138007982.

It is an arithmetic number, because the mean of its divisors is an integer number (5796326718).

Almost surely, 2^56307173628 is an apocalyptic number.

It is an amenable number.

56307173628 is an abundant number, since it is smaller than the sum of its proper divisors (82804667604).

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

56307173628 is a wasteful number, since it uses less digits than its factorization.

56307173628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276015581 (or 276015579 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 48.

The spelling of 56307173628 in words is "fifty-six billion, three hundred seven million, one hundred seventy-three thousand, six hundred twenty-eight".