255917055048 has 32 divisors (see below), whose sum is σ = 643007688000. Its totient is φ = 84877011648.

The previous prime is 255917055011. The next prime is 255917055049. The reversal of 255917055048 is 840550719552.

255917055048 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (255917055049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26787211 + ... + 26796762.

It is an arithmetic number, because the mean of its divisors is an integer number (20093990250).

Almost surely, 2^255917055048 is an apocalyptic number.

It is an amenable number.

255917055048 is an abundant number, since it is smaller than the sum of its proper divisors (387090632952).

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

255917055048 is a wasteful number, since it uses less digits than its factorization.

255917055048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53584181 (or 53584177 counting only the distinct ones).

The product of its (nonzero) digits is 2520000, while the sum is 51.

The spelling of 255917055048 in words is "two hundred fifty-five billion, nine hundred seventeen million, fifty-five thousand, forty-eight".