323568000000 has 1232 divisors, whose sum is σ = 1381707313920. Its totient is φ = 73267200000.

The previous prime is 323567999981. The next prime is 323568000011. The reversal of 323568000000 is 865323.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 3023999947 + ... + 3024000053.

Almost surely, 2^323568000000 is an apocalyptic number.

323568000000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 323568000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (690853656960).

323568000000 is an abundant number, since it is smaller than the sum of its proper divisors (1058139313920).

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

323568000000 is an frugal number, since it uses more digits than its factorization.

323568000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173 (or 124 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 323568000000 its reverse (865323), we get a palindrome (323568865323).

The spelling of 323568000000 in words is "three hundred twenty-three billion, five hundred sixty-eight million", and thus it is an aban number.