12015137550264 has 32 divisors (see below), whose sum is σ = 30037933138320. Its totient is φ = 4005033948416.

The previous prime is 12015137550253. The next prime is 12015137550329. The reversal of 12015137550264 is 46205573151021.

It is a congruent number.

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, 11856814 + ... + 12830210.

Almost surely, 2^{12015137550264} is an apocalyptic number.

It is an amenable number.

12015137550264 is an abundant number, since it is smaller than the sum of its proper divisors (18022795588056).

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

12015137550264 is a wasteful number, since it uses less digits than its factorization.

12015137550264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1487719 (or 1487715 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 42.

The spelling of 12015137550264 in words is "twelve trillion, fifteen billion, one hundred thirty-seven million, five hundred fifty thousand, two hundred sixty-four".