5256636752136 has 768 divisors, whose sum is σ = 17380935106560. Its totient is φ = 1309259427840.

The previous prime is 5256636752057. The next prime is 5256636752153. The reversal of 5256636752136 is 6312576366525.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 6356271355 + ... + 6356272181.

It is an arithmetic number, because the mean of its divisors is an integer number (22631425920).

Almost surely, 2^{5256636752136} is an apocalyptic number.

5256636752136 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5256636752136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8690467553280).

5256636752136 is an abundant number, since it is smaller than the sum of its proper divisors (12124298354424).

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

5256636752136 is a wasteful number, since it uses less digits than its factorization.

5256636752136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114 (or 1103 counting only the distinct ones).

The product of its digits is 40824000, while the sum is 57.

The spelling of 5256636752136 in words is "five trillion, two hundred fifty-six billion, six hundred thirty-six million, seven hundred fifty-two thousand, one hundred thirty-six".