14564142336509 has 2 divisors, whose sum is σ = 14564142336510. Its totient is φ = 14564142336508.

The previous prime is 14564142336427. The next prime is 14564142336521. The reversal of 14564142336509 is 90563324146541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13782470625625 + 781671710884 = 3712475^2 + 884122^2 .

It is an emirp because it is prime and its reverse (90563324146541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14564142336509 - 2²⁸ = 14563873901053 is a prime.

It is a super-2 number, since 2×14564142336509² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14564142336589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7282071168254 + 7282071168255.

It is an arithmetic number, because the mean of its divisors is an integer number (7282071168255).

Almost surely, 2^{14564142336509} is an apocalyptic number.

It is an amenable number.

14564142336509 is a deficient number, since it is larger than the sum of its proper divisors (1).

14564142336509 is an equidigital number, since it uses as much as digits as its factorization.

14564142336509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9331200, while the sum is 53.

The spelling of 14564142336509 in words is "fourteen trillion, five hundred sixty-four billion, one hundred forty-two million, three hundred thirty-six thousand, five hundred nine".