442222142066 has 16 divisors (see below), whose sum is σ = 678782579904. Its totient is φ = 215961630864.

The previous prime is 442222142029. The next prime is 442222142083. The reversal of 442222142066 is 660241222244.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 3165836 + ... + 3302568.

It is an arithmetic number, because the mean of its divisors is an integer number (42423911244).

Almost surely, 2^442222142066 is an apocalyptic number.

442222142066 is a deficient number, since it is larger than the sum of its proper divisors (236560437838).

442222142066 is a wasteful number, since it uses less digits than its factorization.

442222142066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174385.

The product of its (nonzero) digits is 73728, while the sum is 35.

The spelling of 442222142066 in words is "four hundred forty-two billion, two hundred twenty-two million, one hundred forty-two thousand, sixty-six".