442431334444112 has 40 divisors (see below), whose sum is σ = 923782724434080. Its totient is φ = 204059119052160.

The previous prime is 442431334444087. The next prime is 442431334444117. The reversal of 442431334444112 is 211444433134244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442431334444117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 728645714 + ... + 729252657.

It is an arithmetic number, because the mean of its divisors is an integer number (23094568110852).

Almost surely, 2^{442431334444112} is an apocalyptic number.

It is an amenable number.

442431334444112 is an abundant number, since it is smaller than the sum of its proper divisors (481351389989968).

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

442431334444112 is a wasteful number, since it uses less digits than its factorization.

442431334444112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1457899851 (or 1457899845 counting only the distinct ones).

The product of its digits is 1769472, while the sum is 44.

Adding to 442431334444112 its reverse (211444433134244), we get a palindrome (653875767578356).

The spelling of 442431334444112 in words is "four hundred forty-two trillion, four hundred thirty-one billion, three hundred thirty-four million, four hundred forty-four thousand, one hundred twelve".