320224443412 has 6 divisors (see below), whose sum is σ = 560392775978. Its totient is φ = 160112221704.

The previous prime is 320224443361. The next prime is 320224443421. The reversal of 320224443412 is 214344422023.

It can be written as a sum of positive squares in only one way, i.e., 274203038736 + 46021404676 = 523644^2 + 214526^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 40028055423 + ... + 40028055430.

Almost surely, 2^320224443412 is an apocalyptic number.

It is an amenable number.

320224443412 is a deficient number, since it is larger than the sum of its proper divisors (240168332566).

320224443412 is a wasteful number, since it uses less digits than its factorization.

320224443412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80056110857 (or 80056110855 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 320224443412 its reverse (214344422023), we get a palindrome (534568865435).

The spelling of 320224443412 in words is "three hundred twenty billion, two hundred twenty-four million, four hundred forty-three thousand, four hundred twelve".