323035040000 has 180 divisors, whose sum is σ = 811688835804. Its totient is φ = 128262144000.

The previous prime is 323035039949. The next prime is 323035040021. The reversal of 323035040000 is 40530323.

It can be written as a sum of positive squares in 10 ways, for example, as 176413440256 + 146621599744 = 420016^2 + 382912^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 21912632 + ... + 21927368.

Almost surely, 2^323035040000 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 323035040000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (405844417902).

323035040000 is an abundant number, since it is smaller than the sum of its proper divisors (488653795804).

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

323035040000 is an equidigital number, since it uses as much as digits as its factorization.

323035040000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14910 (or 14881 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 20.

Adding to 323035040000 its reverse (40530323), we get a palindrome (323075570323).

The spelling of 323035040000 in words is "three hundred twenty-three billion, thirty-five million, forty thousand".