13980493634 has 8 divisors (see below), whose sum is σ = 21026073360. Its totient is φ = 6971802516.

The previous prime is 13980493619. The next prime is 13980493669. The reversal of 13980493634 is 43639408931.

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

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, 9221204 + ... + 9222719.

It is an arithmetic number, because the mean of its divisors is an integer number (2628259170).

Almost surely, 2^13980493634 is an apocalyptic number.

13980493634 is a deficient number, since it is larger than the sum of its proper divisors (7045579726).

13980493634 is a wasteful number, since it uses less digits than its factorization.

13980493634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18444304.

The product of its (nonzero) digits is 1679616, while the sum is 50.

The spelling of 13980493634 in words is "thirteen billion, nine hundred eighty million, four hundred ninety-three thousand, six hundred thirty-four".