255085275 has 24 divisors (see below), whose sum is σ = 423972864. Its totient is φ = 135325600.

The previous prime is 255085273. The next prime is 255085283. The reversal of 255085275 is 572580552.

It is not a de Polignac number, because 255085275 - 2¹ = 255085273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (255085273) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5422 + ... + 23228.

It is an arithmetic number, because the mean of its divisors is an integer number (17665536).

Almost surely, 2^255085275 is an apocalyptic number.

255085275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

255085275 is a deficient number, since it is larger than the sum of its proper divisors (168887589).

255085275 is a wasteful number, since it uses less digits than its factorization.

255085275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18011 (or 18006 counting only the distinct ones).

The product of its (nonzero) digits is 140000, while the sum is 39.

The square root of 255085275 is about 15971.3892633046. The cubic root of 255085275 is about 634.2032497911.

The spelling of 255085275 in words is "two hundred fifty-five million, eighty-five thousand, two hundred seventy-five".