14444428717 has 2 divisors, whose sum is σ = 14444428718. Its totient is φ = 14444428716.

The previous prime is 14444428711. The next prime is 14444428769. The reversal of 14444428717 is 71782444441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7791416361 + 6653012356 = 88269^2 + 81566^2 .

It is an emirp because it is prime and its reverse (71782444441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14444428717 - 2⁷ = 14444428589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14444428711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7222214358 + 7222214359.

It is an arithmetic number, because the mean of its divisors is an integer number (7222214359).

Almost surely, 2^14444428717 is an apocalyptic number.

It is an amenable number.

14444428717 is a deficient number, since it is larger than the sum of its proper divisors (1).

14444428717 is an equidigital number, since it uses as much as digits as its factorization.

14444428717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 802816, while the sum is 46.

The spelling of 14444428717 in words is "fourteen billion, four hundred forty-four million, four hundred twenty-eight thousand, seven hundred seventeen".