255568998 has 16 divisors (see below), whose sum is σ = 511297200. Its totient is φ = 85163136.

The previous prime is 255568997. The next prime is 255569003. The reversal of 255568998 is 899865552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255568997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28786 + ... + 36602.

It is an arithmetic number, because the mean of its divisors is an integer number (31956075).

Almost surely, 2^255568998 is an apocalyptic number.

255568998 is an abundant number, since it is smaller than the sum of its proper divisors (255728202).

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

255568998 is a wasteful number, since it uses less digits than its factorization.

255568998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13271.

The product of its digits is 7776000, while the sum is 57.

The square root of 255568998 is about 15986.5255136943. The cubic root of 255568998 is about 634.6038805029.

The spelling of 255568998 in words is "two hundred fifty-five million, five hundred sixty-eight thousand, nine hundred ninety-eight".