20204132032 has 112 divisors (see below), whose sum is σ = 47503445760. Its totient is φ = 8342111232.

The previous prime is 20204132027. The next prime is 20204132033. The reversal of 20204132032 is 23023140202.

It is a tau number, because it is divible by the number of its divisors (112).

It is not an unprimeable number, because it can be changed into a prime (20204132033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7105203 + ... + 7108045.

Almost surely, 2^20204132032 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 20204132032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23751722880).

20204132032 is an abundant number, since it is smaller than the sum of its proper divisors (27299313728).

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

20204132032 is a wasteful number, since it uses less digits than its factorization.

20204132032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3438 (or 3428 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 20204132032 its reverse (23023140202), we get a palindrome (43227272234).

The spelling of 20204132032 in words is "twenty billion, two hundred four million, one hundred thirty-two thousand, thirty-two".