14440324321 has 8 divisors (see below), whose sum is σ = 14795000064. Its totient is φ = 14087625120.

The previous prime is 14440324291. The next prime is 14440324333. The reversal of 14440324321 is 12342304441.

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 14440324321 - 2⁷ = 14440324193 is a prime.

It is a super-2 number, since 2×14440324321² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14440324321.

It is not an unprimeable number, because it can be changed into a prime (14440324391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 479340 + ... + 508573.

It is an arithmetic number, because the mean of its divisors is an integer number (1849375008).

Almost surely, 2^14440324321 is an apocalyptic number.

It is an amenable number.

14440324321 is a deficient number, since it is larger than the sum of its proper divisors (354675743).

14440324321 is an equidigital number, since it uses as much as digits as its factorization.

14440324321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 988271.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 14440324321 its reverse (12342304441), we get a palindrome (26782628762).

The spelling of 14440324321 in words is "fourteen billion, four hundred forty million, three hundred twenty-four thousand, three hundred twenty-one".