444431310422 has 16 divisors (see below), whose sum is σ = 727471800000. Its totient is φ = 201952964040.

The previous prime is 444431310377. The next prime is 444431310431. The reversal of 444431310422 is 224013134444.

It is a super-2 number, since 2×444431310422² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2989172 + ... + 3134327.

It is an arithmetic number, because the mean of its divisors is an integer number (45466987500).

Almost surely, 2^444431310422 is an apocalyptic number.

444431310422 is a deficient number, since it is larger than the sum of its proper divisors (283040489578).

444431310422 is a wasteful number, since it uses less digits than its factorization.

444431310422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6126811.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 444431310422 its reverse (224013134444), we get a palindrome (668444444866).

The spelling of 444431310422 in words is "four hundred forty-four billion, four hundred thirty-one million, three hundred ten thousand, four hundred twenty-two".