12536552474 has 16 divisors (see below), whose sum is σ = 18916416000. Its totient is φ = 6231105024.

The previous prime is 12536552467. The next prime is 12536552537. The reversal of 12536552474 is 47425563521.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1714394 + ... + 1721690.

It is an arithmetic number, because the mean of its divisors is an integer number (1182276000).

Almost surely, 2^12536552474 is an apocalyptic number.

12536552474 is a deficient number, since it is larger than the sum of its proper divisors (6379863526).

12536552474 is a wasteful number, since it uses less digits than its factorization.

12536552474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12277.

The product of its digits is 1008000, while the sum is 44.

The spelling of 12536552474 in words is "twelve billion, five hundred thirty-six million, five hundred fifty-two thousand, four hundred seventy-four".