12776734156 has 24 divisors (see below), whose sum is σ = 22471666560. Its totient is φ = 6356289792.

The previous prime is 12776734127. The next prime is 12776734193. The reversal of 12776734156 is 65143767721.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

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, 2753070 + ... + 2757706.

It is an arithmetic number, because the mean of its divisors is an integer number (936319440).

Almost surely, 2^12776734156 is an apocalyptic number.

It is an amenable number.

12776734156 is a deficient number, since it is larger than the sum of its proper divisors (9694932404).

12776734156 is a wasteful number, since it uses less digits than its factorization.

12776734156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7953 (or 7951 counting only the distinct ones).

The product of its digits is 1481760, while the sum is 49.

The spelling of 12776734156 in words is "twelve billion, seven hundred seventy-six million, seven hundred thirty-four thousand, one hundred fifty-six".