656751052 has 12 divisors (see below), whose sum is σ = 1188946080. Its totient is φ = 317052176.

The previous prime is 656751049. The next prime is 656751059. The reversal of 656751052 is 250157656.

656751052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (656751059) 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, 2830708 + ... + 2830939.

It is an arithmetic number, because the mean of its divisors is an integer number (99078840).

Almost surely, 2^656751052 is an apocalyptic number.

It is an amenable number.

656751052 is a deficient number, since it is larger than the sum of its proper divisors (532195028).

656751052 is a wasteful number, since it uses less digits than its factorization.

656751052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5661680 (or 5661678 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 37.

The square root of 656751052 is about 25627.1545825907. The cubic root of 656751052 is about 869.2277694160.

The spelling of 656751052 in words is "six hundred fifty-six million, seven hundred fifty-one thousand, fifty-two".