14505540538717 has 2 divisors, whose sum is σ = 14505540538718. Its totient is φ = 14505540538716.

The previous prime is 14505540538693. The next prime is 14505540538733. The reversal of 14505540538717 is 71783504550541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7799206802436 + 6706333736281 = 2792706^2 + 2589659^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14505540538717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14505540538787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7252770269358 + 7252770269359.

It is an arithmetic number, because the mean of its divisors is an integer number (7252770269359).

Almost surely, 2^{14505540538717} is an apocalyptic number.

It is an amenable number.

14505540538717 is a deficient number, since it is larger than the sum of its proper divisors (1).

14505540538717 is an equidigital number, since it uses as much as digits as its factorization.

14505540538717 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11760000, while the sum is 55.

The spelling of 14505540538717 in words is "fourteen trillion, five hundred five billion, five hundred forty million, five hundred thirty-eight thousand, seven hundred seventeen".