345530312330417 has 2 divisors, whose sum is σ = 345530312330418. Its totient is φ = 345530312330416.

The previous prime is 345530312330369. The next prime is 345530312330447. The reversal of 345530312330417 is 714033213035543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 344084729329441 + 1445583000976 = 18549521^2 + 1202324^2 .

It is a cyclic number.

It is not a de Polignac number, because 345530312330417 - 2⁴⁸ = 64055335619761 is a prime.

It is not a weakly prime, because it can be changed into another prime (345530312330447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172765156165208 + 172765156165209.

It is an arithmetic number, because the mean of its divisors is an integer number (172765156165209).

Almost surely, 2^{345530312330417} is an apocalyptic number.

It is an amenable number.

345530312330417 is a deficient number, since it is larger than the sum of its proper divisors (1).

345530312330417 is an equidigital number, since it uses as much as digits as its factorization.

345530312330417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1360800, while the sum is 44.

The spelling of 345530312330417 in words is "three hundred forty-five trillion, five hundred thirty billion, three hundred twelve million, three hundred thirty thousand, four hundred seventeen".