14031444321 has 16 divisors (see below), whose sum is σ = 20812989120. Its totient is φ = 9342747360.

The previous prime is 14031444319. The next prime is 14031444359. The reversal of 14031444321 is 12344413041.

It is not a de Polignac number, because 14031444321 - 2¹ = 14031444319 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (14031444521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 298500 + ... + 342293.

It is an arithmetic number, because the mean of its divisors is an integer number (1300811820).

Almost surely, 2^14031444321 is an apocalyptic number.

It is an amenable number.

14031444321 is a deficient number, since it is larger than the sum of its proper divisors (6781544799).

14031444321 is an equidigital number, since it uses as much as digits as its factorization.

14031444321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641613 (or 641607 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 14031444321 its reverse (12344413041), we get a palindrome (26375857362).

The spelling of 14031444321 in words is "fourteen billion, thirty-one million, four hundred forty-four thousand, three hundred twenty-one".