255891088 has 40 divisors (see below), whose sum is σ = 523091520. Its totient is φ = 120931200.

The previous prime is 255891079. The next prime is 255891091. The reversal of 255891088 is 880198552.

It is a super-3 number, since 3×255891088³ (a number of 26 digits) contains 333 as substring.

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 7 ways as a sum of consecutive naturals, for example, 196038 + ... + 197338.

It is an arithmetic number, because the mean of its divisors is an integer number (13077288).

Almost surely, 2^255891088 is an apocalyptic number.

It is an amenable number.

255891088 is an abundant number, since it is smaller than the sum of its proper divisors (267200432).

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

255891088 is a wasteful number, since it uses less digits than its factorization.

255891088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1975 (or 1969 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 46.

The square root of 255891088 is about 15996.5961379288. The cubic root of 255891088 is about 634.8703626900.

The spelling of 255891088 in words is "two hundred fifty-five million, eight hundred ninety-one thousand, eighty-eight".