442122755056 has 20 divisors (see below), whose sum is σ = 856623923800. Its totient is φ = 221058516672.

The previous prime is 442122755051. The next prime is 442122755069. The reversal of 442122755056 is 650557221244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442122755051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1684690 + ... + 1929358.

It is an arithmetic number, because the mean of its divisors is an integer number (42831196190).

Almost surely, 2^442122755056 is an apocalyptic number.

It is an amenable number.

442122755056 is a deficient number, since it is larger than the sum of its proper divisors (414501168744).

442122755056 is a wasteful number, since it uses less digits than its factorization.

442122755056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357616 (or 357610 counting only the distinct ones).

The product of its (nonzero) digits is 672000, while the sum is 43.

The spelling of 442122755056 in words is "four hundred forty-two billion, one hundred twenty-two million, seven hundred fifty-five thousand, fifty-six".