14401716639 has 16 divisors (see below), whose sum is σ = 20044603392. Its totient is φ = 9180296928.

The previous prime is 14401716629. The next prime is 14401716671. The reversal of 14401716639 is 93661710441.

It is not a de Polignac number, because 14401716639 - 2¹⁵ = 14401683871 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14401716639.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14401716619) 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, 155682 + ... + 230304.

It is an arithmetic number, because the mean of its divisors is an integer number (1252787712).

Almost surely, 2^14401716639 is an apocalyptic number.

14401716639 is a deficient number, since it is larger than the sum of its proper divisors (5642886753).

14401716639 is a wasteful number, since it uses less digits than its factorization.

14401716639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77446.

The product of its (nonzero) digits is 108864, while the sum is 42.

The spelling of 14401716639 in words is "fourteen billion, four hundred one million, seven hundred sixteen thousand, six hundred thirty-nine".