13934249774 has 16 divisors (see below), whose sum is σ = 20977746768. Its totient is φ = 6941704512.

The previous prime is 13934249743. The next prime is 13934249783. The reversal of 13934249774 is 47794243931.

It is a happy number.

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, 809849 + ... + 826875.

It is an arithmetic number, because the mean of its divisors is an integer number (1311109173).

Almost surely, 2^13934249774 is an apocalyptic number.

13934249774 is a deficient number, since it is larger than the sum of its proper divisors (7043496994).

13934249774 is a wasteful number, since it uses less digits than its factorization.

13934249774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18499.

The product of its digits is 4572288, while the sum is 53.

The spelling of 13934249774 in words is "thirteen billion, nine hundred thirty-four million, two hundred forty-nine thousand, seven hundred seventy-four".