255678968 has 16 divisors (see below), whose sum is σ = 486554280. Its totient is φ = 125931168.

The previous prime is 255678889. The next prime is 255679007. The reversal of 255678968 is 869876552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 237971 + ... + 239042.

Almost surely, 2^255678968 is an apocalyptic number.

It is an amenable number.

255678968 is a deficient number, since it is larger than the sum of its proper divisors (230875312).

255678968 is a wasteful number, since it uses less digits than its factorization.

255678968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477086 (or 477082 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 56.

The square root of 255678968 is about 15989.9646028376. The cubic root of 255678968 is about 634.6948896915.

The spelling of 255678968 in words is "two hundred fifty-five million, six hundred seventy-eight thousand, nine hundred sixty-eight".