442444343132 has 24 divisors (see below), whose sum is σ = 844688848752. Its totient is φ = 201105737600.

The previous prime is 442444343113. The next prime is 442444343137. The reversal of 442444343132 is 231343444244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442444343137) 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, 1893032 + ... + 2113872.

It is an arithmetic number, because the mean of its divisors is an integer number (35195368698).

Almost surely, 2^442444343132 is an apocalyptic number.

It is an amenable number.

442444343132 is a deficient number, since it is larger than the sum of its proper divisors (402244505620).

442444343132 is a wasteful number, since it uses less digits than its factorization.

442444343132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266389 (or 266387 counting only the distinct ones).

The product of its digits is 442368, while the sum is 38.

Adding to 442444343132 its reverse (231343444244), we get a palindrome (673787787376).

The spelling of 442444343132 in words is "four hundred forty-two billion, four hundred forty-four million, three hundred forty-three thousand, one hundred thirty-two".