136642505200 has 60 divisors (see below), whose sum is σ = 345561723160. Its totient is φ = 51780314880.

The previous prime is 136642505179. The next prime is 136642505239. The reversal of 136642505200 is 2505246631.

It is a congruent 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, 8982039 + ... + 8997238.

Almost surely, 2^136642505200 is an apocalyptic number.

136642505200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136642505200 is an abundant number, since it is smaller than the sum of its proper divisors (208919217960).

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

136642505200 is a wasteful number, since it uses less digits than its factorization.

136642505200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17979314 (or 17979303 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 136642505200 in words is "one hundred thirty-six billion, six hundred forty-two million, five hundred five thousand, two hundred".