255545120435136 has 112 divisors (see below), whose sum is σ = 773892335758080. Its totient is φ = 72902097838080.

The previous prime is 255545120435113. The next prime is 255545120435161. The reversal of 255545120435136 is 631534021545552.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143376625 + ... + 145148016.

It is an arithmetic number, because the mean of its divisors is an integer number (6909752997840).

Almost surely, 2^{255545120435136} is an apocalyptic number.

It is an amenable number.

255545120435136 is an abundant number, since it is smaller than the sum of its proper divisors (518347215322944).

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

255545120435136 is a wasteful number, since it uses less digits than its factorization.

255545120435136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288525322 (or 288525312 counting only the distinct ones).

The product of its (nonzero) digits is 10800000, while the sum is 51.

The spelling of 255545120435136 in words is "two hundred fifty-five trillion, five hundred forty-five billion, one hundred twenty million, four hundred thirty-five thousand, one hundred thirty-six".