442204422242 has 48 divisors (see below), whose sum is σ = 752987590656. Its totient is φ = 194420001600.

The previous prime is 442204422241. The next prime is 442204422251. The reversal of 442204422242 is 242224402244.

It is a junction number, because it is equal to n+sod(n) for n = 442204422199 and 442204422208.

It is not an unprimeable number, because it can be changed into a prime (442204422241) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16017983 + ... + 16045565.

It is an arithmetic number, because the mean of its divisors is an integer number (15687241472).

Almost surely, 2^442204422242 is an apocalyptic number.

442204422242 is a deficient number, since it is larger than the sum of its proper divisors (310783168414).

442204422242 is a wasteful number, since it uses less digits than its factorization.

442204422242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29775 (or 29764 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 442204422242 its reverse (242224402244), we get a palindrome (684428824486).

The spelling of 442204422242 in words is "four hundred forty-two billion, two hundred four million, four hundred twenty-two thousand, two hundred forty-two".