20004304400032 has 24 divisors (see below), whose sum is σ = 39384750327552. Its totient is φ = 10001828126400.

The previous prime is 20004304399999. The next prime is 20004304400051. The reversal of 20004304400032 is 23000440340002.

It is a junction number, because it is equal to n+sod(n) for n = 20004304399976 and 20004304400012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9122694 + ... + 11100997.

It is an arithmetic number, because the mean of its divisors is an integer number (1641031263648).

Almost surely, 2^{20004304400032} is an apocalyptic number.

It is an amenable number.

20004304400032 is a deficient number, since it is larger than the sum of its proper divisors (19380445927520).

20004304400032 is a wasteful number, since it uses less digits than its factorization.

20004304400032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20254612 (or 20254604 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 20004304400032 its reverse (23000440340002), we get a palindrome (43004744740034).

The spelling of 20004304400032 in words is "twenty trillion, four billion, three hundred four million, four hundred thousand, thirty-two".