255648267 has 12 divisors (see below), whose sum is σ = 422022640. Its totient is φ = 146084688.

The previous prime is 255648259. The next prime is 255648277. The reversal of 255648267 is 762846552.

255648267 is a `hidden beast` number, since 2 + 5 + 564 + 82 + 6 + 7 = 666.

It is not a de Polignac number, because 255648267 - 2³ = 255648259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255648247) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2028892 + ... + 2029017.

Almost surely, 2^255648267 is an apocalyptic number.

255648267 is a deficient number, since it is larger than the sum of its proper divisors (166374373).

255648267 is a wasteful number, since it uses less digits than its factorization.

255648267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4057922 (or 4057919 counting only the distinct ones).

The product of its digits is 806400, while the sum is 45.

The square root of 255648267 is about 15989.0045656382. The cubic root of 255648267 is about 634.6694847238.

The spelling of 255648267 in words is "two hundred fifty-five million, six hundred forty-eight thousand, two hundred sixty-seven".