423343053214217 has 2 divisors, whose sum is σ = 423343053214218. Its totient is φ = 423343053214216.

The previous prime is 423343053214111. The next prime is 423343053214303. The reversal of 423343053214217 is 712412350343324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 232760914302016 + 190582138912201 = 15256504^2 + 13805149^2 .

It is a cyclic number.

It is not a de Polignac number, because 423343053214217 - 2²⁰ = 423343052165641 is a prime.

It is a super-2 number, since 2×423343053214217² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (423343053114217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211671526607108 + 211671526607109.

It is an arithmetic number, because the mean of its divisors is an integer number (211671526607109).

Almost surely, 2^{423343053214217} is an apocalyptic number.

It is an amenable number.

423343053214217 is a deficient number, since it is larger than the sum of its proper divisors (1).

423343053214217 is an equidigital number, since it uses as much as digits as its factorization.

423343053214217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1451520, while the sum is 44.

The spelling of 423343053214217 in words is "four hundred twenty-three trillion, three hundred forty-three billion, fifty-three million, two hundred fourteen thousand, two hundred seventeen".