42321324044317 has 2 divisors, whose sum is σ = 42321324044318. Its totient is φ = 42321324044316.

The previous prime is 42321324044303. The next prime is 42321324044327. The reversal of 42321324044317 is 71344042312324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32417752808281 + 9903571236036 = 5693659^2 + 3146994^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42321324044317 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42321324044317.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42321324044327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21160662022158 + 21160662022159.

It is an arithmetic number, because the mean of its divisors is an integer number (21160662022159).

Almost surely, 2^{42321324044317} is an apocalyptic number.

It is an amenable number.

42321324044317 is a deficient number, since it is larger than the sum of its proper divisors (1).

42321324044317 is an equidigital number, since it uses as much as digits as its factorization.

42321324044317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 387072, while the sum is 40.

The spelling of 42321324044317 in words is "forty-two trillion, three hundred twenty-one billion, three hundred twenty-four million, forty-four thousand, three hundred seventeen".