14979275638 has 8 divisors (see below), whose sum is σ = 22498134120. Its totient is φ = 7479897600.

The previous prime is 14979275629. The next prime is 14979275653. The reversal of 14979275638 is 83657297941.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4868188 + ... + 4871263.

It is an arithmetic number, because the mean of its divisors is an integer number (2812266765).

Almost surely, 2^14979275638 is an apocalyptic number.

14979275638 is a deficient number, since it is larger than the sum of its proper divisors (7518858482).

14979275638 is an equidigital number, since it uses as much as digits as its factorization.

14979275638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9740222.

The product of its digits is 22861440, while the sum is 61.

The spelling of 14979275638 in words is "fourteen billion, nine hundred seventy-nine million, two hundred seventy-five thousand, six hundred thirty-eight".