20323450200504 has 32 divisors (see below), whose sum is σ = 55427591456640. Its totient is φ = 6158621272800.

The previous prime is 20323450200499. The next prime is 20323450200511. The reversal of 20323450200504 is 40500205432302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38491382692 + ... + 38491383219.

It is an arithmetic number, because the mean of its divisors is an integer number (1732112233020).

Almost surely, 2^{20323450200504} is an apocalyptic number.

20323450200504 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

20323450200504 is an abundant number, since it is smaller than the sum of its proper divisors (35104141256136).

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

20323450200504 is a wasteful number, since it uses less digits than its factorization.

20323450200504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76982765931 (or 76982765927 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 20323450200504 its reverse (40500205432302), we get a palindrome (60823655632806).

The spelling of 20323450200504 in words is "twenty trillion, three hundred twenty-three billion, four hundred fifty million, two hundred thousand, five hundred four".