320422033044 has 72 divisors (see below), whose sum is σ = 823982796000. Its totient is φ = 104958932544.

The previous prime is 320422033031. The next prime is 320422033081. The reversal of 320422033044 is 440330224023.

320422033044 is a `hidden beast` number, since 320 + 4 + 2 + 2 + 0 + 330 + 4 + 4 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 320422032999 and 320422033017.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 6152787 + ... + 6204645.

It is an arithmetic number, because the mean of its divisors is an integer number (11444205500).

Almost surely, 2^320422033044 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 320422033044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (411991398000).

320422033044 is an abundant number, since it is smaller than the sum of its proper divisors (503560762956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320422033044 is a wasteful number, since it uses less digits than its factorization.

320422033044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54837 (or 54832 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 320422033044 its reverse (440330224023), we get a palindrome (760752257067).

The spelling of 320422033044 in words is "three hundred twenty billion, four hundred twenty-two million, thirty-three thousand, forty-four".