13928968255 has 8 divisors (see below), whose sum is σ = 16719836112. Its totient is φ = 11139791808.

The previous prime is 13928968181. The next prime is 13928968289. The reversal of 13928968255 is 55286982931.

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

It is a cyclic number.

It is not a de Polignac number, because 13928968255 - 2¹³ = 13928960063 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13928968255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 404662 + ... + 437731.

It is an arithmetic number, because the mean of its divisors is an integer number (2089979514).

Almost surely, 2^13928968255 is an apocalyptic number.

13928968255 is a deficient number, since it is larger than the sum of its proper divisors (2790867857).

13928968255 is an equidigital number, since it uses as much as digits as its factorization.

13928968255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 845705.

The product of its digits is 9331200, while the sum is 58.

The spelling of 13928968255 in words is "thirteen billion, nine hundred twenty-eight million, nine hundred sixty-eight thousand, two hundred fifty-five".