323200140432232 has 64 divisors (see below), whose sum is σ = 699000258528000. Its totient is φ = 137228911589376.

The previous prime is 323200140432229. The next prime is 323200140432233. The reversal of 323200140432232 is 232234041002323.

It is a junction number, because it is equal to n+sod(n) for n = 323200140432194 and 323200140432203.

It is not an unprimeable number, because it can be changed into a prime (323200140432233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54413869 + ... + 60060547.

It is an arithmetic number, because the mean of its divisors is an integer number (10921879039500).

Almost surely, 2^{323200140432232} 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 323200140432232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (349500129264000).

323200140432232 is an abundant number, since it is smaller than the sum of its proper divisors (375800118095768).

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

323200140432232 is a wasteful number, since it uses less digits than its factorization.

323200140432232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5656178 (or 5656174 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 323200140432232 its reverse (232234041002323), we get a palindrome (555434181434555).

The spelling of 323200140432232 in words is "three hundred twenty-three trillion, two hundred billion, one hundred forty million, four hundred thirty-two thousand, two hundred thirty-two".