323223441400040 has 64 divisors (see below), whose sum is σ = 739737691862400. Its totient is φ = 127070770159872.

The previous prime is 323223441400007. The next prime is 323223441400081. The reversal of 323223441400040 is 40004144322323.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3681047 + ... + 25690406.

It is an arithmetic number, because the mean of its divisors is an integer number (11558401435350).

Almost surely, 2^{323223441400040} is an apocalyptic number.

It is an amenable number.

323223441400040 is an abundant number, since it is smaller than the sum of its proper divisors (416514250462360).

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

323223441400040 is a wasteful number, since it uses less digits than its factorization.

323223441400040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29376186 (or 29376182 counting only the distinct ones).

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

Adding to 323223441400040 its reverse (40004144322323), we get a palindrome (363227585722363).

The spelling of 323223441400040 in words is "three hundred twenty-three trillion, two hundred twenty-three billion, four hundred forty-one million, four hundred thousand, forty".