14276644321 has 2 divisors, whose sum is σ = 14276644322. Its totient is φ = 14276644320.

The previous prime is 14276644309. The next prime is 14276644363. The reversal of 14276644321 is 12344667241.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14152433296 + 124211025 = 118964^2 + 11145^2 .

It is an emirp because it is prime and its reverse (12344667241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14276644321 - 2¹¹ = 14276642273 is a prime.

It is not a weakly prime, because it can be changed into another prime (14276644621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7138322160 + 7138322161.

It is an arithmetic number, because the mean of its divisors is an integer number (7138322161).

Almost surely, 2^14276644321 is an apocalyptic number.

It is an amenable number.

14276644321 is a deficient number, since it is larger than the sum of its proper divisors (1).

14276644321 is an equidigital number, since it uses as much as digits as its factorization.

14276644321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 193536, while the sum is 40.

The spelling of 14276644321 in words is "fourteen billion, two hundred seventy-six million, six hundred forty-four thousand, three hundred twenty-one".