13979708198 has 8 divisors (see below), whose sum is σ = 20995421160. Its totient is φ = 6981234480.

The previous prime is 13979708179. The next prime is 13979708219. The reversal of 13979708198 is 89180797931.

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

It is a self number, because there is not a number n which added to its sum of digits gives 13979708198.

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, 4307783 + ... + 4311026.

It is an arithmetic number, because the mean of its divisors is an integer number (2624427645).

Almost surely, 2^13979708198 is an apocalyptic number.

13979708198 is a deficient number, since it is larger than the sum of its proper divisors (7015712962).

13979708198 is an equidigital number, since it uses as much as digits as its factorization.

13979708198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8619622.

The product of its (nonzero) digits is 6858432, while the sum is 62.

The spelling of 13979708198 in words is "thirteen billion, nine hundred seventy-nine million, seven hundred eight thousand, one hundred ninety-eight".