14261644321 has 16 divisors (see below), whose sum is σ = 15590713600. Its totient is φ = 12999804048.

The previous prime is 14261644291. The next prime is 14261644361. The reversal of 14261644321 is 12344616241.

It is a cyclic number.

It is not a de Polignac number, because 14261644321 - 2¹¹ = 14261642273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14261644361) 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, 75531 + ... + 185008.

It is an arithmetic number, because the mean of its divisors is an integer number (974419600).

Almost surely, 2^14261644321 is an apocalyptic number.

It is an amenable number.

14261644321 is a deficient number, since it is larger than the sum of its proper divisors (1329069279).

14261644321 is a wasteful number, since it uses less digits than its factorization.

14261644321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260668.

The product of its digits is 27648, while the sum is 34.

The spelling of 14261644321 in words is "fourteen billion, two hundred sixty-one million, six hundred forty-four thousand, three hundred twenty-one".