323043423114440 has 128 divisors (see below), whose sum is σ = 851107545792000. Its totient is φ = 108035524638720.

The previous prime is 323043423114389. The next prime is 323043423114457. The reversal of 323043423114440 is 44411324340323.

It is a junction number, because it is equal to n+sod(n) for n = 323043423114394 and 323043423114403.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56954261 + ... + 62368859.

It is an arithmetic number, because the mean of its divisors is an integer number (6649277701500).

Almost surely, 2^{323043423114440} 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 323043423114440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (425553772896000).

323043423114440 is an abundant number, since it is smaller than the sum of its proper divisors (528064122677560).

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

323043423114440 is a wasteful number, since it uses less digits than its factorization.

323043423114440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5419855 (or 5419851 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 38.

Adding to 323043423114440 its reverse (44411324340323), we get a palindrome (367454747454763).

The spelling of 323043423114440 in words is "three hundred twenty-three trillion, forty-three billion, four hundred twenty-three million, one hundred fourteen thousand, four hundred forty".