12604151615 has 32 divisors (see below), whose sum is σ = 16938637056. Its totient is φ = 8924348160.

The previous prime is 12604151587. The next prime is 12604151627. The reversal of 12604151615 is 51615140621.

It is not a de Polignac number, because 12604151615 - 2⁶ = 12604151551 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 731732 + ... + 748758.

It is an arithmetic number, because the mean of its divisors is an integer number (529332408).

Almost surely, 2^12604151615 is an apocalyptic number.

12604151615 is a deficient number, since it is larger than the sum of its proper divisors (4334485441).

12604151615 is a wasteful number, since it uses less digits than its factorization.

12604151615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17399.

The product of its (nonzero) digits is 7200, while the sum is 32.

The spelling of 12604151615 in words is "twelve billion, six hundred four million, one hundred fifty-one thousand, six hundred fifteen".