13947033744 has 60 divisors (see below), whose sum is σ = 44608373056. Its totient is φ = 3984866496.

The previous prime is 13947033739. The next prime is 13947033769. The reversal of 13947033744 is 44733074931.

13947033744 is a `hidden beast` number, since 139 + 470 + 3 + 3 + 7 + 44 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 13947033744.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6917164 + ... + 6919179.

Almost surely, 2^13947033744 is an apocalyptic number.

13947033744 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13947033744 is an abundant number, since it is smaller than the sum of its proper divisors (30661339312).

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

13947033744 is a wasteful number, since it uses less digits than its factorization.

13947033744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13836364 (or 13836355 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 45.

The spelling of 13947033744 in words is "thirteen billion, nine hundred forty-seven million, thirty-three thousand, seven hundred forty-four".