14324864618549 has 2 divisors, whose sum is σ = 14324864618550. Its totient is φ = 14324864618548.

The previous prime is 14324864618513. The next prime is 14324864618557. The reversal of 14324864618549 is 94581646842341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9141661096324 + 5183203522225 = 3023518^2 + 2276665^2 .

It is a cyclic number.

It is not a de Polignac number, because 14324864618549 - 2³² = 14320569651253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14324864618569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7162432309274 + 7162432309275.

It is an arithmetic number, because the mean of its divisors is an integer number (7162432309275).

Almost surely, 2^{14324864618549} is an apocalyptic number.

It is an amenable number.

14324864618549 is a deficient number, since it is larger than the sum of its proper divisors (1).

14324864618549 is an equidigital number, since it uses as much as digits as its factorization.

14324864618549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 159252480, while the sum is 65.

The spelling of 14324864618549 in words is "fourteen trillion, three hundred twenty-four billion, eight hundred sixty-four million, six hundred eighteen thousand, five hundred forty-nine".