255668272 has 20 divisors (see below), whose sum is σ = 499261696. Its totient is φ = 126826560.

The previous prime is 255668267. The next prime is 255668279. The reversal of 255668272 is 272866552.

It is not an unprimeable number, because it can be changed into a prime (255668279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60879 + ... + 64942.

Almost surely, 2^255668272 is an apocalyptic number.

It is an amenable number.

255668272 is a deficient number, since it is larger than the sum of its proper divisors (243593424).

255668272 is a wasteful number, since it uses less digits than its factorization.

255668272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125956 (or 125950 counting only the distinct ones).

The product of its digits is 403200, while the sum is 43.

The square root of 255668272 is about 15989.6301395623. The cubic root of 255668272 is about 634.6860390206.

The spelling of 255668272 in words is "two hundred fifty-five million, six hundred sixty-eight thousand, two hundred seventy-two".