65317703421343 has 2 divisors, whose sum is σ = 65317703421344. Its totient is φ = 65317703421342.

The previous prime is 65317703421331. The next prime is 65317703421437. The reversal of 65317703421343 is 34312430771356.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65317703421343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65317703421323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32658851710671 + 32658851710672.

It is an arithmetic number, because the mean of its divisors is an integer number (32658851710672).

Almost surely, 2^{65317703421343} is an apocalyptic number.

65317703421343 is a deficient number, since it is larger than the sum of its proper divisors (1).

65317703421343 is an equidigital number, since it uses as much as digits as its factorization.

65317703421343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3810240, while the sum is 49.

The spelling of 65317703421343 in words is "sixty-five trillion, three hundred seventeen billion, seven hundred three million, four hundred twenty-one thousand, three hundred forty-three".