14421351720079 has 4 divisors (see below), whose sum is σ = 14493820824400. Its totient is φ = 14348882615760.

The previous prime is 14421351720073. The next prime is 14421351720143. The reversal of 14421351720079 is 97002715312441.

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

It is a cyclic number.

It is not a de Polignac number, because 14421351720079 - 2²⁹ = 14420814849167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14421351720073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36234551862 + ... + 36234552259.

It is an arithmetic number, because the mean of its divisors is an integer number (3623455206100).

Almost surely, 2^{14421351720079} is an apocalyptic number.

14421351720079 is a deficient number, since it is larger than the sum of its proper divisors (72469104321).

14421351720079 is an equidigital number, since it uses as much as digits as its factorization.

14421351720079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72469104320.

The product of its (nonzero) digits is 423360, while the sum is 46.

The spelling of 14421351720079 in words is "fourteen trillion, four hundred twenty-one billion, three hundred fifty-one million, seven hundred twenty thousand, seventy-nine".