255564360 has 48 divisors (see below), whose sum is σ = 830585340. Its totient is φ = 68150400.

The previous prime is 255564317. The next prime is 255564371. The reversal of 255564360 is 63465552.

It is a happy number.

255564360 is a `hidden beast` number, since 2 + 5 + 5 + 5 + 643 + 6 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 250715556 + 4848804 = 15834^2 + 2202^2 .

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 a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 354591 + ... + 355310.

Almost surely, 2^255564360 is an apocalyptic number.

255564360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

255564360 is an abundant number, since it is smaller than the sum of its proper divisors (575020980).

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

255564360 is a wasteful number, since it uses less digits than its factorization.

255564360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709918 (or 709911 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The square root of 255564360 is about 15986.3804533734. The cubic root of 255564360 is about 634.6000416041.

The spelling of 255564360 in words is "two hundred fifty-five million, five hundred sixty-four thousand, three hundred sixty".