14403220454321 has 4 divisors (see below), whose sum is σ = 14565054392100. Its totient is φ = 14241386516544.

The previous prime is 14403220454291. The next prime is 14403220454351. The reversal of 14403220454321 is 12345402230441.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (14403220454291) and next prime (14403220454351).

It can be written as a sum of positive squares in 2 ways, for example, as 4587757029025 + 9815463425296 = 2141905^2 + 3132964^2 .

It is a cyclic number.

It is not a de Polignac number, because 14403220454321 - 2⁶ = 14403220454257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14403220454351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80916968756 + ... + 80916968933.

It is an arithmetic number, because the mean of its divisors is an integer number (3641263598025).

Almost surely, 2^{14403220454321} is an apocalyptic number.

It is an amenable number.

14403220454321 is a deficient number, since it is larger than the sum of its proper divisors (161833937779).

14403220454321 is an equidigital number, since it uses as much as digits as its factorization.

14403220454321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161833937778.

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 14403220454321 its reverse (12345402230441), we get a palindrome (26748622684762).

The spelling of 14403220454321 in words is "fourteen trillion, four hundred three billion, two hundred twenty million, four hundred fifty-four thousand, three hundred twenty-one".