5256366636525 has 24 divisors (see below), whose sum is σ = 8776570998624. Its totient is φ = 2775639144000.

The previous prime is 5256366636373. The next prime is 5256366636541.

5256366636525 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5256366636525 - 2²⁵ = 5256333082093 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 346947319 + ... + 346962468.

It is an arithmetic number, because the mean of its divisors is an integer number (365690458276).

Almost surely, 2^{5256366636525} is an apocalyptic number.

It is an amenable number.

5256366636525 is a deficient number, since it is larger than the sum of its proper divisors (3520204362099).

5256366636525 is a wasteful number, since it uses less digits than its factorization.

5256366636525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693909901 (or 693909896 counting only the distinct ones).

The product of its digits is 174960000, while the sum is 60.

The spelling of 5256366636525 in words is "five trillion, two hundred fifty-six billion, three hundred sixty-six million, six hundred thirty-six thousand, five hundred twenty-five".