42244002293 has 2 divisors, whose sum is σ = 42244002294. Its totient is φ = 42244002292.

The previous prime is 42244002271. The next prime is 42244002347. The reversal of 42244002293 is 39220044224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38532512209 + 3711490084 = 196297^2 + 60922^2 .

It is a cyclic number.

It is not a de Polignac number, because 42244002293 - 2²⁰ = 42242953717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42244002263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21122001146 + 21122001147.

It is an arithmetic number, because the mean of its divisors is an integer number (21122001147).

Almost surely, 2^42244002293 is an apocalyptic number.

It is an amenable number.

42244002293 is a deficient number, since it is larger than the sum of its proper divisors (1).

42244002293 is an equidigital number, since it uses as much as digits as its factorization.

42244002293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 32.

The spelling of 42244002293 in words is "forty-two billion, two hundred forty-four million, two thousand, two hundred ninety-three".