14665230817 has 2 divisors, whose sum is σ = 14665230818. Its totient is φ = 14665230816.

The previous prime is 14665230803. The next prime is 14665230823. The reversal of 14665230817 is 71803256641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14266869136 + 398361681 = 119444^2 + 19959^2 .

It is a cyclic number.

It is not a de Polignac number, because 14665230817 - 2¹⁵ = 14665198049 is a prime.

It is not a weakly prime, because it can be changed into another prime (14665230887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7332615408 + 7332615409.

It is an arithmetic number, because the mean of its divisors is an integer number (7332615409).

Almost surely, 2^14665230817 is an apocalyptic number.

It is an amenable number.

14665230817 is a deficient number, since it is larger than the sum of its proper divisors (1).

14665230817 is an equidigital number, since it uses as much as digits as its factorization.

14665230817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 14665230817 in words is "fourteen billion, six hundred sixty-five million, two hundred thirty thousand, eight hundred seventeen".