12737647364 has 48 divisors (see below), whose sum is σ = 24370295040. Its totient is φ = 5789777280.

The previous prime is 12737647361. The next prime is 12737647369. The reversal of 12737647364 is 46374673721.

It is a super-2 number, since 2×12737647364² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12737647361) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5754722 + ... + 5756934.

It is an arithmetic number, because the mean of its divisors is an integer number (507714480).

Almost surely, 2^12737647364 is an apocalyptic number.

It is an amenable number.

12737647364 is a deficient number, since it is larger than the sum of its proper divisors (11632647676).

12737647364 is a wasteful number, since it uses less digits than its factorization.

12737647364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3860 (or 3858 counting only the distinct ones).

The product of its digits is 3556224, while the sum is 50.

The spelling of 12737647364 in words is "twelve billion, seven hundred thirty-seven million, six hundred forty-seven thousand, three hundred sixty-four".