135561060064131 has 16 divisors (see below), whose sum is σ = 195727202754720. Its totient is φ = 82961294722560.

The previous prime is 135561060064099. The next prime is 135561060064139. The reversal of 135561060064131 is 131460060165531.

135561060064131 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 135561060064131 - 2⁵ = 135561060064099 is a prime.

It is a super-2 number, since 2×135561060064131² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135561060064139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9601994646 + ... + 9602008763.

It is an arithmetic number, because the mean of its divisors is an integer number (12232950172170).

Almost surely, 2^{135561060064131} is an apocalyptic number.

135561060064131 is a deficient number, since it is larger than the sum of its proper divisors (60166142690589).

135561060064131 is a wasteful number, since it uses less digits than its factorization.

135561060064131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19204003606.

The product of its (nonzero) digits is 194400, while the sum is 42.

The spelling of 135561060064131 in words is "one hundred thirty-five trillion, five hundred sixty-one billion, sixty million, sixty-four thousand, one hundred thirty-one".