136140578055 has 48 divisors (see below), whose sum is σ = 242174577216. Its totient is φ = 70724482560.

The previous prime is 136140578051. The next prime is 136140578059. The reversal of 136140578055 is 550875041631.

136140578055 is a `hidden beast` number, since 1 + 36 + 1 + 40 + 578 + 0 + 5 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (136140578051) and next prime (136140578059).

It is not a de Polignac number, because 136140578055 - 2² = 136140578051 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 136140578055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136140578051) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 41979 + ... + 523491.

It is an arithmetic number, because the mean of its divisors is an integer number (5045303692).

Almost surely, 2^136140578055 is an apocalyptic number.

136140578055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

136140578055 is a deficient number, since it is larger than the sum of its proper divisors (106033999161).

136140578055 is a wasteful number, since it uses less digits than its factorization.

136140578055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481688 (or 481685 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 45.

The spelling of 136140578055 in words is "one hundred thirty-six billion, one hundred forty million, five hundred seventy-eight thousand, fifty-five".