16131738504 has 64 divisors (see below), whose sum is σ = 46248128640. Its totient is φ = 4593323520.

The previous prime is 16131738463. The next prime is 16131738533. The reversal of 16131738504 is 40583713161.

It is a super-2 number, since 2×16131738504² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114637 + ... + 213084.

It is an arithmetic number, because the mean of its divisors is an integer number (722627010).

Almost surely, 2^16131738504 is an apocalyptic number.

16131738504 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

16131738504 is an abundant number, since it is smaller than the sum of its proper divisors (30116390136).

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

16131738504 is a wasteful number, since it uses less digits than its factorization.

16131738504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328030 (or 328026 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The spelling of 16131738504 in words is "sixteen billion, one hundred thirty-one million, seven hundred thirty-eight thousand, five hundred four".