144440634164317 has 2 divisors, whose sum is σ = 144440634164318. Its totient is φ = 144440634164316.

The previous prime is 144440634164311. The next prime is 144440634164329. The reversal of 144440634164317 is 713461436044441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89101630481956 + 55339003682361 = 9439366^2 + 7439019^2 .

It is a cyclic number.

It is not a de Polignac number, because 144440634164317 - 2¹¹ = 144440634162269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144440634164311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72220317082158 + 72220317082159.

It is an arithmetic number, because the mean of its divisors is an integer number (72220317082159).

Almost surely, 2^{144440634164317} is an apocalyptic number.

It is an amenable number.

144440634164317 is a deficient number, since it is larger than the sum of its proper divisors (1).

144440634164317 is an equidigital number, since it uses as much as digits as its factorization.

144440634164317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9289728, while the sum is 52.

The spelling of 144440634164317 in words is "one hundred forty-four trillion, four hundred forty billion, six hundred thirty-four million, one hundred sixty-four thousand, three hundred seventeen".