14172272478671 has 2 divisors, whose sum is σ = 14172272478672. Its totient is φ = 14172272478670.

The previous prime is 14172272478659. The next prime is 14172272478691. The reversal of 14172272478671 is 17687427227141.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14172272478671 - 2³⁸ = 13897394571727 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14172272478671.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14172272478601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7086136239335 + 7086136239336.

It is an arithmetic number, because the mean of its divisors is an integer number (7086136239336).

Almost surely, 2^{14172272478671} is an apocalyptic number.

14172272478671 is a deficient number, since it is larger than the sum of its proper divisors (1).

14172272478671 is an equidigital number, since it uses as much as digits as its factorization.

14172272478671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14751744, while the sum is 59.

The spelling of 14172272478671 in words is "fourteen trillion, one hundred seventy-two billion, two hundred seventy-two million, four hundred seventy-eight thousand, six hundred seventy-one".