253164557218 has 32 divisors (see below), whose sum is σ = 390717250560. Its totient is φ = 122953248000.

The previous prime is 253164557197. The next prime is 253164557257. The reversal of 253164557218 is 812755461352.

253164557218 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 15 ways as a sum of consecutive naturals, for example, 41574318 + ... + 41580406.

It is an arithmetic number, because the mean of its divisors is an integer number (12209914080).

Almost surely, 2^253164557218 is an apocalyptic number.

253164557218 is a deficient number, since it is larger than the sum of its proper divisors (137552693342).

253164557218 is a wasteful number, since it uses less digits than its factorization.

253164557218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8274.

The product of its digits is 2016000, while the sum is 49.

The spelling of 253164557218 in words is "two hundred fifty-three billion, one hundred sixty-four million, five hundred fifty-seven thousand, two hundred eighteen".