323143344020 has 48 divisors (see below), whose sum is σ = 780483849600. Its totient is φ = 110086314624.

The previous prime is 323143344019. The next prime is 323143344067. The reversal of 323143344020 is 20443341323.

It is a congruent number.

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, 7328870 + ... + 7372829.

It is an arithmetic number, because the mean of its divisors is an integer number (16260080200).

Almost surely, 2^323143344020 is an apocalyptic number.

It is an amenable number.

323143344020 is an abundant number, since it is smaller than the sum of its proper divisors (457340505580).

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

323143344020 is a wasteful number, since it uses less digits than its factorization.

323143344020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14701872 (or 14701870 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 323143344020 its reverse (20443341323), we get a palindrome (343586685343).

The spelling of 323143344020 in words is "three hundred twenty-three billion, one hundred forty-three million, three hundred forty-four thousand, twenty".