20004332032 has 40 divisors (see below), whose sum is σ = 40899163536. Its totient is φ = 9769546752.

The previous prime is 20004332027. The next prime is 20004332053. The reversal of 20004332032 is 23023340002.

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, 432298 + ... + 476329.

Almost surely, 2^20004332032 is an apocalyptic number.

It is an amenable number.

20004332032 is an abundant number, since it is smaller than the sum of its proper divisors (20894831504).

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

20004332032 is an frugal number, since it uses more digits than its factorization.

20004332032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908688 (or 908672 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 19.

Adding to 20004332032 its reverse (23023340002), we get a palindrome (43027672034).

The spelling of 20004332032 in words is "twenty billion, four million, three hundred thirty-two thousand, thirty-two".