14440443939 has 8 divisors (see below), whose sum is σ = 21393250320. Its totient is φ = 9626962608.

The previous prime is 14440443937. The next prime is 14440443949. The reversal of 14440443939 is 93934404441.

14440443939 is a `hidden beast` number, since 144 + 40 + 4 + 439 + 39 = 666.

It is not a de Polignac number, because 14440443939 - 2¹ = 14440443937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14440443894 and 14440443903.

It is not an unprimeable number, because it can be changed into a prime (14440443937) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267415602 + ... + 267415655.

It is an arithmetic number, because the mean of its divisors is an integer number (2674156290).

Almost surely, 2^14440443939 is an apocalyptic number.

14440443939 is a deficient number, since it is larger than the sum of its proper divisors (6952806381).

14440443939 is an equidigital number, since it uses as much as digits as its factorization.

14440443939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534831266 (or 534831260 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 45.

The spelling of 14440443939 in words is "fourteen billion, four hundred forty million, four hundred forty-three thousand, nine hundred thirty-nine".