136864550 has 24 divisors (see below), whose sum is σ = 259376256. Its totient is φ = 53711840.

The previous prime is 136864549. The next prime is 136864589. The reversal of 136864550 is 55468631.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23174 + ... + 28473.

It is an arithmetic number, because the mean of its divisors is an integer number (10807344).

Almost surely, 2^136864550 is an apocalyptic number.

136864550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136864550 is a deficient number, since it is larger than the sum of its proper divisors (122511706).

136864550 is a wasteful number, since it uses less digits than its factorization.

136864550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51712 (or 51707 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 38.

The square root of 136864550 is about 11698.9123426069. The cubic root of 136864550 is about 515.3437237864.

The spelling of 136864550 in words is "one hundred thirty-six million, eight hundred sixty-four thousand, five hundred fifty".