442350000817 has 2 divisors, whose sum is σ = 442350000818. Its totient is φ = 442350000816.

The previous prime is 442350000749. The next prime is 442350000823. The reversal of 442350000817 is 718000053244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 278914959376 + 163435041441 = 528124^2 + 404271^2 .

It is a cyclic number.

It is not a de Polignac number, because 442350000817 - 2¹⁹ = 442349476529 is a prime.

It is not a weakly prime, because it can be changed into another prime (442350000887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221175000408 + 221175000409.

It is an arithmetic number, because the mean of its divisors is an integer number (221175000409).

Almost surely, 2^442350000817 is an apocalyptic number.

It is an amenable number.

442350000817 is a deficient number, since it is larger than the sum of its proper divisors (1).

442350000817 is an equidigital number, since it uses as much as digits as its factorization.

442350000817 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26880, while the sum is 34.

The spelling of 442350000817 in words is "four hundred forty-two billion, three hundred fifty million, eight hundred seventeen", and thus it is an aban number.