136550520 has 48 divisors (see below), whose sum is σ = 443790360. Its totient is φ = 36413376.

The previous prime is 136550509. The next prime is 136550539. The reversal of 136550520 is 25055631.

136550520 is a `hidden beast` number, since 1 + 3 + 655 + 0 + 5 + 2 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 189294 + ... + 190013.

Almost surely, 2^136550520 is an apocalyptic number.

136550520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136550520 is an abundant number, since it is smaller than the sum of its proper divisors (307239840).

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

136550520 is a wasteful number, since it uses less digits than its factorization.

136550520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379324 (or 379317 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 136550520 is about 11685.4833019435. The cubic root of 136550520 is about 514.9492770605.

The spelling of 136550520 in words is "one hundred thirty-six million, five hundred fifty thousand, five hundred twenty".