253711818272 has 24 divisors (see below), whose sum is σ = 544903792272. Its totient is φ = 115323553600.

The previous prime is 253711818233. The next prime is 253711818313. The reversal of 253711818272 is 272818117352.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 360385754 + ... + 360386457.

It is an arithmetic number, because the mean of its divisors is an integer number (22704324678).

Almost surely, 2^253711818272 is an apocalyptic number.

253711818272 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

253711818272 is an abundant number, since it is smaller than the sum of its proper divisors (291191974000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

253711818272 is a wasteful number, since it uses less digits than its factorization.

253711818272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720772232 (or 720772224 counting only the distinct ones).

The product of its digits is 376320, while the sum is 47.

The spelling of 253711818272 in words is "two hundred fifty-three billion, seven hundred eleven million, eight hundred eighteen thousand, two hundred seventy-two".