136576800018 has 24 divisors (see below), whose sum is σ = 295956028368. Its totient is φ = 45519503352.

The previous prime is 136576799981. The next prime is 136576800029. The reversal of 136576800018 is 810008675631.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 368880 + ... + 639707.

It is an arithmetic number, because the mean of its divisors is an integer number (12331501182).

Almost surely, 2^136576800018 is an apocalyptic number.

136576800018 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

136576800018 is an abundant number, since it is smaller than the sum of its proper divisors (159379228350).

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

136576800018 is a wasteful number, since it uses less digits than its factorization.

136576800018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016118 (or 1016115 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The spelling of 136576800018 in words is "one hundred thirty-six billion, five hundred seventy-six million, eight hundred thousand, eighteen".