12536056165215 has 16 divisors (see below), whose sum is σ = 21881116215936. Its totient is φ = 6078087837600.

The previous prime is 12536056165187. The next prime is 12536056165223. The reversal of 12536056165215 is 51256165063521.

It is not a de Polignac number, because 12536056165215 - 2¹¹ = 12536056163167 is a prime.

It is a super-2 number, since 2×12536056165215² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37988048821 + ... + 37988049150.

It is an arithmetic number, because the mean of its divisors is an integer number (1367569763496).

Almost surely, 2^{12536056165215} is an apocalyptic number.

12536056165215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12536056165215 is a deficient number, since it is larger than the sum of its proper divisors (9345060050721).

12536056165215 is a wasteful number, since it uses less digits than its factorization.

12536056165215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75976097990.

The product of its (nonzero) digits is 1620000, while the sum is 48.

The spelling of 12536056165215 in words is "twelve trillion, five hundred thirty-six billion, fifty-six million, one hundred sixty-five thousand, two hundred fifteen".