16131274688 has 28 divisors (see below), whose sum is σ = 32017286232. Its totient is φ = 8063927040.

The previous prime is 16131274673. The next prime is 16131274693. The reversal of 16131274688 is 88647213161.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 310418 + ... + 358638.

Almost surely, 2^16131274688 is an apocalyptic number.

It is an amenable number.

16131274688 is a deficient number, since it is larger than the sum of its proper divisors (15886011544).

16131274688 is an equidigital number, since it uses as much as digits as its factorization.

16131274688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53460 (or 53450 counting only the distinct ones).

The product of its digits is 387072, while the sum is 47.

The spelling of 16131274688 in words is "sixteen billion, one hundred thirty-one million, two hundred seventy-four thousand, six hundred eighty-eight".