42444132193 has 2 divisors, whose sum is σ = 42444132194. Its totient is φ = 42444132192.

The previous prime is 42444132121. The next prime is 42444132239. The reversal of 42444132193 is 39123144424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40098861009 + 2345271184 = 200247^2 + 48428^2 .

It is a cyclic number.

It is not a de Polignac number, because 42444132193 - 2²⁵ = 42410577761 is a prime.

It is not a weakly prime, because it can be changed into another prime (42444162193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21222066096 + 21222066097.

It is an arithmetic number, because the mean of its divisors is an integer number (21222066097).

Almost surely, 2^42444132193 is an apocalyptic number.

It is an amenable number.

42444132193 is a deficient number, since it is larger than the sum of its proper divisors (1).

42444132193 is an equidigital number, since it uses as much as digits as its factorization.

42444132193 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 42444132193 in words is "forty-two billion, four hundred forty-four million, one hundred thirty-two thousand, one hundred ninety-three".