320133444404 has 12 divisors (see below), whose sum is σ = 570803972004. Its totient is φ = 157046595264.

The previous prime is 320133444401. The next prime is 320133444409. The reversal of 320133444404 is 404444331023.

It can be written as a sum of positive squares in 2 ways, for example, as 134029210000 + 186104234404 = 366100^2 + 431398^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320133444401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 755031497 + ... + 755031920.

It is an arithmetic number, because the mean of its divisors is an integer number (47566997667).

Almost surely, 2^320133444404 is an apocalyptic number.

It is an amenable number.

320133444404 is a deficient number, since it is larger than the sum of its proper divisors (250670527600).

320133444404 is a wasteful number, since it uses less digits than its factorization.

320133444404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1510063474 (or 1510063472 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 320133444404 its reverse (404444331023), we get a palindrome (724577775427).

The spelling of 320133444404 in words is "three hundred twenty billion, one hundred thirty-three million, four hundred forty-four thousand, four hundred four".