56337396025 has 27 divisors (see below), whose sum is σ = 71853468141. Its totient is φ = 43817631840.

The previous prime is 56337396001. The next prime is 56337396097. The reversal of 56337396025 is 52069373365.

The square root of 56337396025 is 237355.

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

It can be written as a sum of positive squares in 4 ways, for example, as 5348143161 + 50989252864 = 73131^2 + 225808^2 .

It is not a de Polignac number, because 56337396025 - 2⁷ = 56337395897 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56337396025.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 43910034 + ... + 43911316.

Almost surely, 2^56337396025 is an apocalyptic number.

56337396025 is the 237355-th square number.

56337396025 is the 118678-th centered octagonal number.

It is an amenable number.

56337396025 is a deficient number, since it is larger than the sum of its proper divisors (15516072116).

56337396025 is an frugal number, since it uses more digits than its factorization.

56337396025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2650 (or 1325 counting only the distinct ones).

The product of its (nonzero) digits is 3061800, while the sum is 49.

Multiplying 56337396025 by its sum of digits (49), we get a square (2760532405225 = 1661485²).

The spelling of 56337396025 in words is "fifty-six billion, three hundred thirty-seven million, three hundred ninety-six thousand, twenty-five".