442402224042 has 32 divisors (see below), whose sum is σ = 912173404032. Its totient is φ = 142936225344.

The previous prime is 442402224037. The next prime is 442402224049. The reversal of 442402224042 is 240422204244.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (442402224049) 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 in 15 ways as a sum of consecutive naturals, for example, 3730213 + ... + 3846984.

It is an arithmetic number, because the mean of its divisors is an integer number (28505418876).

Almost surely, 2^442402224042 is an apocalyptic number.

442402224042 is an abundant number, since it is smaller than the sum of its proper divisors (469771179990).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

442402224042 is a wasteful number, since it uses less digits than its factorization.

442402224042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7577502.

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 442402224042 its reverse (240422204244), we get a palindrome (682824428286).

The spelling of 442402224042 in words is "four hundred forty-two billion, four hundred two million, two hundred twenty-four thousand, forty-two".