14394632439 has 64 divisors (see below), whose sum is σ = 21673267200. Its totient is φ = 8424384000.

The previous prime is 14394632429. The next prime is 14394632443. The reversal of 14394632439 is 93423649341.

It is not a de Polignac number, because 14394632439 - 2⁵ = 14394632407 is a prime.

It is a super-2 number, since 2×14394632439² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14394632429) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 35896639 + ... + 35897039.

It is an arithmetic number, because the mean of its divisors is an integer number (338644800).

Almost surely, 2^14394632439 is an apocalyptic number.

14394632439 is a deficient number, since it is larger than the sum of its proper divisors (7278634761).

14394632439 is a wasteful number, since it uses less digits than its factorization.

14394632439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756.

The product of its digits is 1679616, while the sum is 48.

The spelling of 14394632439 in words is "fourteen billion, three hundred ninety-four million, six hundred thirty-two thousand, four hundred thirty-nine".