14663617249 has 2 divisors, whose sum is σ = 14663617250. Its totient is φ = 14663617248.

The previous prime is 14663617201. The next prime is 14663617277. The reversal of 14663617249 is 94271636641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14060030625 + 603586624 = 118575^2 + 24568^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14663617249 is a prime.

It is not a weakly prime, because it can be changed into another prime (14663617049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7331808624 + 7331808625.

It is an arithmetic number, because the mean of its divisors is an integer number (7331808625).

Almost surely, 2^14663617249 is an apocalyptic number.

It is an amenable number.

14663617249 is a deficient number, since it is larger than the sum of its proper divisors (1).

14663617249 is an equidigital number, since it uses as much as digits as its factorization.

14663617249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1306368, while the sum is 49.

The spelling of 14663617249 in words is "fourteen billion, six hundred sixty-three million, six hundred seventeen thousand, two hundred forty-nine".