255051585 has 56 divisors (see below), whose sum is σ = 462732480. Its totient is φ = 134890272.

The previous prime is 255051581. The next prime is 255051637. The reversal of 255051585 is 585150552.

255051585 is a `hidden beast` number, since 2 + 550 + 51 + 58 + 5 = 666.

It is not a de Polignac number, because 255051585 - 2² = 255051581 is a prime.

It is a super-2 number, since 2×255051585² = 130102622022024450, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (255051581) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 608506 + ... + 608924.

It is an arithmetic number, because the mean of its divisors is an integer number (8263080).

Almost surely, 2^255051585 is an apocalyptic number.

It is an amenable number.

255051585 is a deficient number, since it is larger than the sum of its proper divisors (207680895).

255051585 is an equidigital number, since it uses as much as digits as its factorization.

255051585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609 (or 594 counting only the distinct ones).

The product of its (nonzero) digits is 50000, while the sum is 36.

The square root of 255051585 is about 15970.3345299965. The cubic root of 255051585 is about 634.1753280850.

The spelling of 255051585 in words is "two hundred fifty-five million, fifty-one thousand, five hundred eighty-five".