13944740117 has 32 divisors (see below), whose sum is σ = 18031584000. Its totient is φ = 10687723200.

The previous prime is 13944740099. The next prime is 13944740119. The reversal of 13944740117 is 71104744931.

It is a happy number.

It is not a de Polignac number, because 13944740117 - 2¹⁰ = 13944739093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13944740119) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 199859 + ... + 260447.

It is an arithmetic number, because the mean of its divisors is an integer number (563487000).

Almost surely, 2^13944740117 is an apocalyptic number.

It is an amenable number.

13944740117 is a deficient number, since it is larger than the sum of its proper divisors (4086843883).

13944740117 is an equidigital number, since it uses as much as digits as its factorization.

13944740117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60682 (or 60668 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 41.

The spelling of 13944740117 in words is "thirteen billion, nine hundred forty-four million, seven hundred forty thousand, one hundred seventeen".