42282544393 has 2 divisors, whose sum is σ = 42282544394. Its totient is φ = 42282544392.

The previous prime is 42282544361. The next prime is 42282544429. The reversal of 42282544393 is 39344528224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36556292809 + 5726251584 = 191197^2 + 75672^2 .

It is a cyclic number.

It is not a de Polignac number, because 42282544393 - 2⁵ = 42282544361 is a prime.

It is not a weakly prime, because it can be changed into another prime (42282544193) 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, 21141272196 + 21141272197.

It is an arithmetic number, because the mean of its divisors is an integer number (21141272197).

Almost surely, 2^42282544393 is an apocalyptic number.

It is an amenable number.

42282544393 is a deficient number, since it is larger than the sum of its proper divisors (1).

42282544393 is an equidigital number, since it uses as much as digits as its factorization.

42282544393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1658880, while the sum is 46.

The spelling of 42282544393 in words is "forty-two billion, two hundred eighty-two million, five hundred forty-four thousand, three hundred ninety-three".