442431302210 has 32 divisors (see below), whose sum is σ = 807905014272. Its totient is φ = 174414314880.

The previous prime is 442431302197. The next prime is 442431302219. The reversal of 442431302210 is 12203134244.

It is a self number, because there is not a number n which added to its sum of digits gives 442431302210.

It is not an unprimeable number, because it can be changed into a prime (442431302219) 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, 722255 + ... + 1185965.

It is an arithmetic number, because the mean of its divisors is an integer number (25247031696).

Almost surely, 2^442431302210 is an apocalyptic number.

442431302210 is a deficient number, since it is larger than the sum of its proper divisors (365473712062).

442431302210 is a wasteful number, since it uses less digits than its factorization.

442431302210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465098.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 442431302210 its reverse (12203134244), we get a palindrome (454634436454).

The spelling of 442431302210 in words is "four hundred forty-two billion, four hundred thirty-one million, three hundred two thousand, two hundred ten".