5256510247432 has 8 divisors (see below), whose sum is σ = 9855956713950. Its totient is φ = 2628255123712.

The previous prime is 5256510247427. The next prime is 5256510247433. The reversal of 5256510247432 is 2347420156525.

It can be written as a sum of positive squares in only one way, i.e., 5131792499716 + 124717747716 = 2265346^2 + 353154^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (5256510247433) 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 as a sum of consecutive naturals, namely, 328531890457 + ... + 328531890472.

Almost surely, 2^{5256510247432} is an apocalyptic number.

It is an amenable number.

5256510247432 is a deficient number, since it is larger than the sum of its proper divisors (4599446466518).

5256510247432 is a wasteful number, since it uses less digits than its factorization.

5256510247432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657063780935 (or 657063780931 counting only the distinct ones).

The product of its (nonzero) digits is 2016000, while the sum is 46.

The spelling of 5256510247432 in words is "five trillion, two hundred fifty-six billion, five hundred ten million, two hundred forty-seven thousand, four hundred thirty-two".