12597137602 has 32 divisors (see below), whose sum is σ = 21894912000. Its totient is φ = 5323984848.

The previous prime is 12597137557. The next prime is 12597137611. The reversal of 12597137602 is 20673179521.

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, 970149 + ... + 983047.

It is an arithmetic number, because the mean of its divisors is an integer number (684216000).

Almost surely, 2^12597137602 is an apocalyptic number.

12597137602 is a deficient number, since it is larger than the sum of its proper divisors (9297774398).

12597137602 is a wasteful number, since it uses less digits than its factorization.

12597137602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13870.

The product of its (nonzero) digits is 158760, while the sum is 43.

The spelling of 12597137602 in words is "twelve billion, five hundred ninety-seven million, one hundred thirty-seven thousand, six hundred two".