12136516524 has 48 divisors (see below), whose sum is σ = 34325504640. Its totient is φ = 3677731920.

The previous prime is 12136516517. The next prime is 12136516541. The reversal of 12136516524 is 42561563121.

12136516524 is a `hidden beast` number, since 1 + 2 + 136 + 516 + 5 + 2 + 4 = 666.

12136516524 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5106774 + ... + 5109149.

It is an arithmetic number, because the mean of its divisors is an integer number (715114680).

Almost surely, 2^12136516524 is an apocalyptic number.

It is an amenable number.

12136516524 is an abundant number, since it is smaller than the sum of its proper divisors (22188988116).

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

12136516524 is a wasteful number, since it uses less digits than its factorization.

12136516524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10215947 (or 10215939 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The spelling of 12136516524 in words is "twelve billion, one hundred thirty-six million, five hundred sixteen thousand, five hundred twenty-four".