5256404372 has 12 divisors (see below), whose sum is σ = 9199475796. Its totient is φ = 2627982720.

The previous prime is 5256404339. The next prime is 5256404393. The reversal of 5256404372 is 2734046525.

It can be written as a sum of positive squares in 2 ways, for example, as 3646468996 + 1609935376 = 60386^2 + 40124^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6698 + ... + 102750.

It is an arithmetic number, because the mean of its divisors is an integer number (766622983).

Almost surely, 2^5256404372 is an apocalyptic number.

It is an amenable number.

5256404372 is a deficient number, since it is larger than the sum of its proper divisors (3943071424).

5256404372 is a wasteful number, since it uses less digits than its factorization.

5256404372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109738 (or 109736 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 38.

The square root of 5256404372 is about 72501.0646266660. The cubic root of 5256404372 is about 1738.7197580500.

The spelling of 5256404372 in words is "five billion, two hundred fifty-six million, four hundred four thousand, three hundred seventy-two".