14000439975517 has 2 divisors, whose sum is σ = 14000439975518. Its totient is φ = 14000439975516.

The previous prime is 14000439975497. The next prime is 14000439975527. The reversal of 14000439975517 is 71557993400041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10295300059641 + 3705139915876 = 3208629^2 + 1924874^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14000439975517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14000439975527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7000219987758 + 7000219987759.

It is an arithmetic number, because the mean of its divisors is an integer number (7000219987759).

Almost surely, 2^{14000439975517} is an apocalyptic number.

It is an amenable number.

14000439975517 is a deficient number, since it is larger than the sum of its proper divisors (1).

14000439975517 is an equidigital number, since it uses as much as digits as its factorization.

14000439975517 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4762800, while the sum is 55.

The spelling of 14000439975517 in words is "fourteen trillion, four hundred thirty-nine million, nine hundred seventy-five thousand, five hundred seventeen".