136209713560 has 32 divisors (see below), whose sum is σ = 306483089040. Its totient is φ = 54481888384.

The previous prime is 136209713527. The next prime is 136209713579. The reversal of 136209713560 is 65317902631.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1569054 + ... + 1653586.

Almost surely, 2^136209713560 is an apocalyptic number.

136209713560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136209713560 is an abundant number, since it is smaller than the sum of its proper divisors (170273375480).

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

136209713560 is a wasteful number, since it uses less digits than its factorization.

136209713560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124827 (or 124823 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 43.

The spelling of 136209713560 in words is "one hundred thirty-six billion, two hundred nine million, seven hundred thirteen thousand, five hundred sixty".