14665064657 has 2 divisors, whose sum is σ = 14665064658. Its totient is φ = 14665064656.

The previous prime is 14665064641. The next prime is 14665064677. The reversal of 14665064657 is 75646056641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7737665296 + 6927399361 = 87964^2 + 83231^2 .

It is a cyclic number.

It is not a de Polignac number, because 14665064657 - 2⁴ = 14665064641 is a prime.

It is not a weakly prime, because it can be changed into another prime (14665064677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7332532328 + 7332532329.

It is an arithmetic number, because the mean of its divisors is an integer number (7332532329).

Almost surely, 2^14665064657 is an apocalyptic number.

It is an amenable number.

14665064657 is a deficient number, since it is larger than the sum of its proper divisors (1).

14665064657 is an equidigital number, since it uses as much as digits as its factorization.

14665064657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3628800, while the sum is 50.

The spelling of 14665064657 in words is "fourteen billion, six hundred sixty-five million, sixty-four thousand, six hundred fifty-seven".