14444020321 has 4 divisors (see below), whose sum is σ = 14584253632. Its totient is φ = 14303787012.

The previous prime is 14444020291. The next prime is 14444020333. The reversal of 14444020321 is 12302044441.

14444020321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14444020321 - 2¹⁵ = 14443987553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14444020391) 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 3 ways as a sum of consecutive naturals, for example, 70116501 + ... + 70116706.

It is an arithmetic number, because the mean of its divisors is an integer number (3646063408).

Almost surely, 2^14444020321 is an apocalyptic number.

It is an amenable number.

14444020321 is a deficient number, since it is larger than the sum of its proper divisors (140233311).

14444020321 is a wasteful number, since it uses less digits than its factorization.

14444020321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140233310.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 14444020321 its reverse (12302044441), we get a palindrome (26746064762).

The spelling of 14444020321 in words is "fourteen billion, four hundred forty-four million, twenty thousand, three hundred twenty-one".