442455833112 has 64 divisors (see below), whose sum is σ = 1135409425920. Its totient is φ = 143614493568.

The previous prime is 442455833111. The next prime is 442455833119. The reversal of 442455833112 is 211338554244.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442455833111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 773338 + ... + 1217769.

It is an arithmetic number, because the mean of its divisors is an integer number (17740772280).

Almost surely, 2^442455833112 is an apocalyptic number.

It is an amenable number.

442455833112 is an abundant number, since it is smaller than the sum of its proper divisors (692953592808).

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

442455833112 is a wasteful number, since it uses less digits than its factorization.

442455833112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1991360 (or 1991356 counting only the distinct ones).

The product of its digits is 460800, while the sum is 42.

The spelling of 442455833112 in words is "four hundred forty-two billion, four hundred fifty-five million, eight hundred thirty-three thousand, one hundred twelve".