15137764012764 has 72 divisors (see below), whose sum is σ = 38710462981008. Its totient is φ = 4987303695360.

The previous prime is 15137764012753. The next prime is 15137764012781. The reversal of 15137764012764 is 46721046773151.

15137764012764 is a `hidden beast` number, since 1 + 51 + 377 + 6 + 40 + 127 + 64 = 666.

15137764012764 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×15137764012764² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 15137764012764.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 219822 + ... + 5506709.

Almost surely, 2^{15137764012764} is an apocalyptic number.

It is an amenable number.

15137764012764 is an abundant number, since it is smaller than the sum of its proper divisors (23572698968244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15137764012764 is a wasteful number, since it uses less digits than its factorization.

15137764012764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5727395 (or 5727390 counting only the distinct ones).

The product of its (nonzero) digits is 5927040, while the sum is 54.

The spelling of 15137764012764 in words is "fifteen trillion, one hundred thirty-seven billion, seven hundred sixty-four million, twelve thousand, seven hundred sixty-four".