65318452663 has 2 divisors, whose sum is σ = 65318452664. Its totient is φ = 65318452662.

The previous prime is 65318452651. The next prime is 65318452679. The reversal of 65318452663 is 36625481356.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65318452663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65318452163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32659226331 + 32659226332.

It is an arithmetic number, because the mean of its divisors is an integer number (32659226332).

Almost surely, 2^65318452663 is an apocalyptic number.

65318452663 is a deficient number, since it is larger than the sum of its proper divisors (1).

65318452663 is an equidigital number, since it uses as much as digits as its factorization.

65318452663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3110400, while the sum is 49.

The spelling of 65318452663 in words is "sixty-five billion, three hundred eighteen million, four hundred fifty-two thousand, six hundred sixty-three".