344406514466171 has 2 divisors, whose sum is σ = 344406514466172. Its totient is φ = 344406514466170.

The previous prime is 344406514466123. The next prime is 344406514466173. The reversal of 344406514466171 is 171664415604443.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-344406514466171 is a prime.

Together with 344406514466173, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (344406514466173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172203257233085 + 172203257233086.

It is an arithmetic number, because the mean of its divisors is an integer number (172203257233086).

Almost surely, 2^{344406514466171} is an apocalyptic number.

344406514466171 is a deficient number, since it is larger than the sum of its proper divisors (1).

344406514466171 is an equidigital number, since it uses as much as digits as its factorization.

344406514466171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23224320, while the sum is 56.

The spelling of 344406514466171 in words is "three hundred forty-four trillion, four hundred six billion, five hundred fourteen million, four hundred sixty-six thousand, one hundred seventy-one".