252144421214 has 16 divisors (see below), whose sum is σ = 432254565600. Its totient is φ = 108060148224.

The previous prime is 252144421189. The next prime is 252144421223. The reversal of 252144421214 is 412124441252.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1147982 + ... + 1349870.

It is an arithmetic number, because the mean of its divisors is an integer number (27015910350).

Almost surely, 2^252144421214 is an apocalyptic number.

252144421214 is a deficient number, since it is larger than the sum of its proper divisors (180110144386).

252144421214 is a wasteful number, since it uses less digits than its factorization.

252144421214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291107.

The product of its digits is 20480, while the sum is 32.

Adding to 252144421214 its reverse (412124441252), we get a palindrome (664268862466).

The spelling of 252144421214 in words is "two hundred fifty-two billion, one hundred forty-four million, four hundred twenty-one thousand, two hundred fourteen".