252163412227 has 8 divisors (see below), whose sum is σ = 253032862400. Its totient is φ = 251295453864.

The previous prime is 252163412219. The next prime is 252163412239. The reversal of 252163412227 is 722214361252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 252163412227 - 2³ = 252163412219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252163412297) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 33777 + ... + 710962.

It is an arithmetic number, because the mean of its divisors is an integer number (31629107800).

Almost surely, 2^252163412227 is an apocalyptic number.

252163412227 is a deficient number, since it is larger than the sum of its proper divisors (869450173).

252163412227 is an equidigital number, since it uses as much as digits as its factorization.

252163412227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745905.

The product of its digits is 80640, while the sum is 37.

Adding to 252163412227 its reverse (722214361252), we get a palindrome (974377773479).

The spelling of 252163412227 in words is "two hundred fifty-two billion, one hundred sixty-three million, four hundred twelve thousand, two hundred twenty-seven".