13974159990 has 64 divisors (see below), whose sum is σ = 38957506560. Its totient is φ = 3141728640.

The previous prime is 13974159989. The next prime is 13974160003. The reversal of 13974159990 is 9995147931.

It is a super-2 number, since 2×13974159990² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13974159990.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 532630 + ... + 558249.

It is an arithmetic number, because the mean of its divisors is an integer number (608711040).

Almost surely, 2^13974159990 is an apocalyptic number.

13974159990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13974159990 is an abundant number, since it is smaller than the sum of its proper divisors (24983346570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13974159990 is a wasteful number, since it uses less digits than its factorization.

13974159990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1090957.

The product of its (nonzero) digits is 2755620, while the sum is 57.

The spelling of 13974159990 in words is "thirteen billion, nine hundred seventy-four million, one hundred fifty-nine thousand, nine hundred ninety".