323140034140 has 48 divisors (see below), whose sum is σ = 846039366144. Its totient is φ = 100718971200.

The previous prime is 323140034101. The next prime is 323140034153. The reversal of 323140034140 is 41430041323.

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, 104914056 + ... + 104917135.

It is an arithmetic number, because the mean of its divisors is an integer number (17625820128).

Almost surely, 2^323140034140 is an apocalyptic number.

It is an amenable number.

323140034140 is an abundant number, since it is smaller than the sum of its proper divisors (522899332004).

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

323140034140 is a wasteful number, since it uses less digits than its factorization.

323140034140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209831218 (or 209831216 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 323140034140 its reverse (41430041323), we get a palindrome (364570075463).

The spelling of 323140034140 in words is "three hundred twenty-three billion, one hundred forty million, thirty-four thousand, one hundred forty".