42442080293 has 2 divisors, whose sum is σ = 42442080294. Its totient is φ = 42442080292.

The previous prime is 42442080221. The next prime is 42442080311. The reversal of 42442080293 is 39208024424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38872854244 + 3569226049 = 197162^2 + 59743^2 .

It is a cyclic number.

It is not a de Polignac number, because 42442080293 - 2²⁸ = 42173644837 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42442083293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21221040146 + 21221040147.

It is an arithmetic number, because the mean of its divisors is an integer number (21221040147).

Almost surely, 2^42442080293 is an apocalyptic number.

It is an amenable number.

42442080293 is a deficient number, since it is larger than the sum of its proper divisors (1).

42442080293 is an equidigital number, since it uses as much as digits as its factorization.

42442080293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 110592, while the sum is 38.

The spelling of 42442080293 in words is "forty-two billion, four hundred forty-two million, eighty thousand, two hundred ninety-three".