13942494559 has 12 divisors (see below), whose sum is σ = 16464877392. Its totient is φ = 11565197280.

The previous prime is 13942494547. The next prime is 13942494589. The reversal of 13942494559 is 95549424931.

It is not a de Polignac number, because 13942494559 - 2⁹ = 13942494047 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 (13942494589) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1029582 + ... + 1043035.

It is an arithmetic number, because the mean of its divisors is an integer number (1372073116).

Almost surely, 2^13942494559 is an apocalyptic number.

13942494559 is a deficient number, since it is larger than the sum of its proper divisors (2522382833).

13942494559 is an equidigital number, since it uses as much as digits as its factorization.

13942494559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2072686 (or 2072655 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 55.

The spelling of 13942494559 in words is "thirteen billion, nine hundred forty-two million, four hundred ninety-four thousand, five hundred fifty-nine".