5256432560 has 40 divisors (see below), whose sum is σ = 12358539360. Its totient is φ = 2078945792.

The previous prime is 5256432547. The next prime is 5256432563. The reversal of 5256432560 is 652346525.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (5256432563) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 362012 + ... + 376251.

It is an arithmetic number, because the mean of its divisors is an integer number (308963484).

Almost surely, 2^5256432560 is an apocalyptic number.

It is an amenable number.

5256432560 is an abundant number, since it is smaller than the sum of its proper divisors (7102106800).

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

5256432560 is a wasteful number, since it uses less digits than its factorization.

5256432560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738365 (or 738359 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 38.

The square root of 5256432560 is about 72501.2590235508. The cubic root of 5256432560 is about 1738.7228660647.

The spelling of 5256432560 in words is "five billion, two hundred fifty-six million, four hundred thirty-two thousand, five hundred sixty".