253171998244 has 27 divisors (see below), whose sum is σ = 487011232603. Its totient is φ = 115073149400.

The previous prime is 253171998229. The next prime is 253171998263. The reversal of 253171998244 is 442899171352.

The square root of 253171998244 is 503162.

It is a perfect power (a square), and thus also a powerful number.

253171998244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 11058129 + ... + 11080999.

Almost surely, 2^253171998244 is an apocalyptic number.

253171998244 is the 503162-nd square number.

It is an amenable number.

253171998244 is a deficient number, since it is larger than the sum of its proper divisors (233839234359).

253171998244 is an frugal number, since it uses more digits than its factorization.

253171998244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45768 (or 22884 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 55.

The spelling of 253171998244 in words is "two hundred fifty-three billion, one hundred seventy-one million, nine hundred ninety-eight thousand, two hundred forty-four".