34316665217 has 2 divisors, whose sum is σ = 34316665218. Its totient is φ = 34316665216.

The previous prime is 34316665199. The next prime is 34316665259. The reversal of 34316665217 is 71256661343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21504462736 + 12812202481 = 146644^2 + 113191^2 .

It is a cyclic number.

It is not a de Polignac number, because 34316665217 - 2⁸ = 34316664961 is a prime.

It is not a weakly prime, because it can be changed into another prime (34316665267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17158332608 + 17158332609.

It is an arithmetic number, because the mean of its divisors is an integer number (17158332609).

Almost surely, 2^34316665217 is an apocalyptic number.

It is an amenable number.

34316665217 is a deficient number, since it is larger than the sum of its proper divisors (1).

34316665217 is an equidigital number, since it uses as much as digits as its factorization.

34316665217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 44.

The spelling of 34316665217 in words is "thirty-four billion, three hundred sixteen million, six hundred sixty-five thousand, two hundred seventeen".