12737538712 has 8 divisors (see below), whose sum is σ = 23882885100. Its totient is φ = 6368769352.

The previous prime is 12737538703. The next prime is 12737538731. The reversal of 12737538712 is 21783573721.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 796096162 + ... + 796096177.

Almost surely, 2^12737538712 is an apocalyptic number.

It is an amenable number.

12737538712 is a deficient number, since it is larger than the sum of its proper divisors (11145346388).

12737538712 is a wasteful number, since it uses less digits than its factorization.

12737538712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1592192345 (or 1592192341 counting only the distinct ones).

The product of its digits is 493920, while the sum is 46.

The spelling of 12737538712 in words is "twelve billion, seven hundred thirty-seven million, five hundred thirty-eight thousand, seven hundred twelve".