65460457717 has 2 divisors, whose sum is σ = 65460457718. Its totient is φ = 65460457716.

The previous prime is 65460457709. The next prime is 65460457721. The reversal of 65460457717 is 71775406456.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53954462961 + 11505994756 = 232281^2 + 107266^2 .

It is a cyclic number.

It is not a de Polignac number, because 65460457717 - 2³ = 65460457709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65460457747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32730228858 + 32730228859.

It is an arithmetic number, because the mean of its divisors is an integer number (32730228859).

Almost surely, 2^65460457717 is an apocalyptic number.

It is an amenable number.

65460457717 is a deficient number, since it is larger than the sum of its proper divisors (1).

65460457717 is an equidigital number, since it uses as much as digits as its factorization.

65460457717 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4939200, while the sum is 52.

The spelling of 65460457717 in words is "sixty-five billion, four hundred sixty million, four hundred fifty-seven thousand, seven hundred seventeen".