12314440252 has 12 divisors (see below), whose sum is σ = 21551789560. Its totient is φ = 6156786096.

The previous prime is 12314440207. The next prime is 12314440273. The reversal of 12314440252 is 25204441321.

It is a self number, because there is not a number n which added to its sum of digits gives 12314440252.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39843 + ... + 161914.

Almost surely, 2^12314440252 is an apocalyptic number.

It is an amenable number.

12314440252 is a deficient number, since it is larger than the sum of its proper divisors (9237349308).

12314440252 is a wasteful number, since it uses less digits than its factorization.

12314440252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217020 (or 217018 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 12314440252 its reverse (25204441321), we get a palindrome (37518881573).

The spelling of 12314440252 in words is "twelve billion, three hundred fourteen million, four hundred forty thousand, two hundred fifty-two".