253776268 has 6 divisors (see below), whose sum is σ = 444108476. Its totient is φ = 126888132.

The previous prime is 253776247. The next prime is 253776283. The reversal of 253776268 is 862677352.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31722030 + ... + 31722037.

Almost surely, 2^253776268 is an apocalyptic number.

It is an amenable number.

253776268 is a deficient number, since it is larger than the sum of its proper divisors (190332208).

253776268 is a wasteful number, since it uses less digits than its factorization.

253776268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63444071 (or 63444069 counting only the distinct ones).

The product of its digits is 846720, while the sum is 46.

The square root of 253776268 is about 15930.3568070524. The cubic root of 253776268 is about 633.1165535706.

The spelling of 253776268 in words is "two hundred fifty-three million, seven hundred seventy-six thousand, two hundred sixty-eight".