42346563317 has 2 divisors, whose sum is σ = 42346563318. Its totient is φ = 42346563316.

The previous prime is 42346563293. The next prime is 42346563319. The reversal of 42346563317 is 71336564324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38305926961 + 4040636356 = 195719^2 + 63566^2 .

It is a cyclic number.

It is not a de Polignac number, because 42346563317 - 2¹² = 42346559221 is a prime.

Together with 42346563319, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42346563319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21173281658 + 21173281659.

It is an arithmetic number, because the mean of its divisors is an integer number (21173281659).

Almost surely, 2^42346563317 is an apocalyptic number.

It is an amenable number.

42346563317 is a deficient number, since it is larger than the sum of its proper divisors (1).

42346563317 is an equidigital number, since it uses as much as digits as its factorization.

42346563317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1088640, while the sum is 44.

The spelling of 42346563317 in words is "forty-two billion, three hundred forty-six million, five hundred sixty-three thousand, three hundred seventeen".