15116604534 has 32 divisors (see below), whose sum is σ = 33619500000. Its totient is φ = 5034811392.

The previous prime is 15116604487. The next prime is 15116604637. The reversal of 15116604534 is 43540661151.

15116604534 is a `hidden beast` number, since 1 + 5 + 1 + 16 + 604 + 5 + 34 = 666.

It is a congruent number.

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, 44619 + ... + 179510.

It is an arithmetic number, because the mean of its divisors is an integer number (1050609375).

Almost surely, 2^15116604534 is an apocalyptic number.

15116604534 is an abundant number, since it is smaller than the sum of its proper divisors (18502895466).

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

15116604534 is a wasteful number, since it uses less digits than its factorization.

15116604534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225389 (or 225383 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 15116604534 in words is "fifteen billion, one hundred sixteen million, six hundred four thousand, five hundred thirty-four".