253655056 has 40 divisors (see below), whose sum is σ = 498985920. Its totient is φ = 124900224.

The previous prime is 253655053. The next prime is 253655057. The reversal of 253655056 is 650556352.

It is not an unprimeable number, because it can be changed into a prime (253655053) 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 7 ways as a sum of consecutive naturals, for example, 391725 + ... + 392371.

It is an arithmetic number, because the mean of its divisors is an integer number (12474648).

Almost surely, 2^253655056 is an apocalyptic number.

It is an amenable number.

253655056 is a deficient number, since it is larger than the sum of its proper divisors (245330864).

253655056 is a wasteful number, since it uses less digits than its factorization.

253655056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 991 (or 985 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 37.

The square root of 253655056 is about 15926.5519181020. The cubic root of 253655056 is about 633.0157383321.

The spelling of 253655056 in words is "two hundred fifty-three million, six hundred fifty-five thousand, fifty-six".