136510640532 has 72 divisors (see below), whose sum is σ = 394412747456. Its totient is φ = 38998226304.

The previous prime is 136510640501. The next prime is 136510640551. The reversal of 136510640532 is 235046015631.

136510640532 is a `hidden beast` number, since 1 + 3 + 6 + 5 + 1 + 0 + 640 + 5 + 3 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2348403 + ... + 2405829.

Almost surely, 2^136510640532 is an apocalyptic number.

136510640532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

136510640532 is an abundant number, since it is smaller than the sum of its proper divisors (257902106924).

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

136510640532 is a wasteful number, since it uses less digits than its factorization.

136510640532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66877 (or 66872 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The spelling of 136510640532 in words is "one hundred thirty-six billion, five hundred ten million, six hundred forty thousand, five hundred thirty-two".