131635815128754 has 16 divisors (see below), whose sum is σ = 263272016023392. Its totient is φ = 43878540748608.

The previous prime is 131635815128749. The next prime is 131635815128777. The reversal of 131635815128754 is 457821518536131.

It is a super-2 number, since 2×131635815128754² (a number of 29 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 11539159 + ... + 19910394.

It is an arithmetic number, because the mean of its divisors is an integer number (16454501001462).

Almost surely, 2^{131635815128754} is an apocalyptic number.

131635815128754 is an abundant number, since it is smaller than the sum of its proper divisors (131636200894638).

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

131635815128754 is a wasteful number, since it uses less digits than its factorization.

131635815128754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32147161.

The product of its digits is 24192000, while the sum is 60.

The spelling of 131635815128754 in words is "one hundred thirty-one trillion, six hundred thirty-five billion, eight hundred fifteen million, one hundred twenty-eight thousand, seven hundred fifty-four".