500323004020 has 96 divisors (see below), whose sum is σ = 1243157932800. Its totient is φ = 165493945344.

The previous prime is 500323004011. The next prime is 500323004029. The reversal of 500323004020 is 20400323005.

It is an interprime number because it is at equal distance from previous prime (500323004011) and next prime (500323004029).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500323004029) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5185539 + ... + 5281141.

It is an arithmetic number, because the mean of its divisors is an integer number (12949561800).

Almost surely, 2^500323004020 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 500323004020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (621578966400).

500323004020 is an abundant number, since it is smaller than the sum of its proper divisors (742834928780).

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

500323004020 is a wasteful number, since it uses less digits than its factorization.

500323004020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96937 (or 96935 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

Adding to 500323004020 its reverse (20400323005), we get a palindrome (520723327025).

The spelling of 500323004020 in words is "five hundred billion, three hundred twenty-three million, four thousand, twenty".