136144813563 has 48 divisors (see below), whose sum is σ = 217140539616. Its totient is φ = 81511557120.

The previous prime is 136144813523. The next prime is 136144813579. The reversal of 136144813563 is 365318441631.

136144813563 is a `hidden beast` number, since 1 + 3 + 6 + 1 + 4 + 4 + 81 + 3 + 563 = 666.

It is not a de Polignac number, because 136144813563 - 2²⁴ = 136128036347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (136144813523) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5336145 + ... + 5361597.

It is an arithmetic number, because the mean of its divisors is an integer number (4523761242).

Almost surely, 2^136144813563 is an apocalyptic number.

136144813563 is a deficient number, since it is larger than the sum of its proper divisors (80995726053).

136144813563 is a wasteful number, since it uses less digits than its factorization.

136144813563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26124 (or 26121 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The spelling of 136144813563 in words is "one hundred thirty-six billion, one hundred forty-four million, eight hundred thirteen thousand, five hundred sixty-three".