42046224193 has 2 divisors, whose sum is σ = 42046224194. Its totient is φ = 42046224192.

The previous prime is 42046224179. The next prime is 42046224217. The reversal of 42046224193 is 39142264024.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24595021584 + 17451202609 = 156828^2 + 132103^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42046224193 is a prime.

It is not a weakly prime, because it can be changed into another prime (42046234193) 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, 21023112096 + 21023112097.

It is an arithmetic number, because the mean of its divisors is an integer number (21023112097).

Almost surely, 2^42046224193 is an apocalyptic number.

It is an amenable number.

42046224193 is a deficient number, since it is larger than the sum of its proper divisors (1).

42046224193 is an equidigital number, since it uses as much as digits as its factorization.

42046224193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 42046224193 in words is "forty-two billion, forty-six million, two hundred twenty-four thousand, one hundred ninety-three".