442244446066 has 16 divisors (see below), whose sum is σ = 667799290368. Its totient is φ = 219644856000.

The previous prime is 442244446051. The next prime is 442244446067. The reversal of 442244446066 is 660644442244.

It is not an unprimeable number, because it can be changed into a prime (442244446067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6935706 + ... + 6999178.

It is an arithmetic number, because the mean of its divisors is an integer number (41737455648).

Almost surely, 2^442244446066 is an apocalyptic number.

442244446066 is a deficient number, since it is larger than the sum of its proper divisors (225554844302).

442244446066 is a wasteful number, since it uses less digits than its factorization.

442244446066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86697.

The product of its (nonzero) digits is 3538944, while the sum is 46.

The spelling of 442244446066 in words is "four hundred forty-two billion, two hundred forty-four million, four hundred forty-six thousand, sixty-six".