136012158168568 has 64 divisors (see below), whose sum is σ = 283512350361600. Its totient is φ = 60645136855680.

The previous prime is 136012158168563. The next prime is 136012158168619. The reversal of 136012158168568 is 865861851210631.

It is a happy number.

It is a Smith number, since the sum of its digits (61) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136012158168563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20524413 + ... + 26330131.

It is an arithmetic number, because the mean of its divisors is an integer number (4429880474400).

Almost surely, 2^{136012158168568} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136012158168568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141756175180800).

136012158168568 is an abundant number, since it is smaller than the sum of its proper divisors (147500192193032).

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

136012158168568 is a wasteful number, since it uses less digits than its factorization.

136012158168568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5810812 (or 5810808 counting only the distinct ones).

The product of its (nonzero) digits is 16588800, while the sum is 61.

The spelling of 136012158168568 in words is "one hundred thirty-six trillion, twelve billion, one hundred fifty-eight million, one hundred sixty-eight thousand, five hundred sixty-eight".