65770459663 has 2 divisors, whose sum is σ = 65770459664. Its totient is φ = 65770459662.

The previous prime is 65770459649. The next prime is 65770459789. The reversal of 65770459663 is 36695407756.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65770459663 - 2⁵ = 65770459631 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 65770459598 and 65770459607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65770459613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32885229831 + 32885229832.

It is an arithmetic number, because the mean of its divisors is an integer number (32885229832).

Almost surely, 2^65770459663 is an apocalyptic number.

65770459663 is a deficient number, since it is larger than the sum of its proper divisors (1).

65770459663 is an equidigital number, since it uses as much as digits as its factorization.

65770459663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28576800, while the sum is 58.

The spelling of 65770459663 in words is "sixty-five billion, seven hundred seventy million, four hundred fifty-nine thousand, six hundred sixty-three".