13840343932 has 12 divisors (see below), whose sum is σ = 25273671696. Its totient is φ = 6619294880.

The previous prime is 13840343921. The next prime is 13840343939. The reversal of 13840343932 is 23934304831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13840343939) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75219169 + ... + 75219352.

It is an arithmetic number, because the mean of its divisors is an integer number (2106139308).

Almost surely, 2^13840343932 is an apocalyptic number.

It is an amenable number.

13840343932 is a deficient number, since it is larger than the sum of its proper divisors (11433327764).

13840343932 is a wasteful number, since it uses less digits than its factorization.

13840343932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150438548 (or 150438546 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 40.

The spelling of 13840343932 in words is "thirteen billion, eight hundred forty million, three hundred forty-three thousand, nine hundred thirty-two".