32020020004 has 96 divisors (see below), whose sum is σ = 67312044800. Its totient is φ = 13314502656.

The previous prime is 32020019989. The next prime is 32020020031. The reversal of 32020020004 is 40002002023.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9260644 + ... + 9264100.

Almost surely, 2^32020020004 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 32020020004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33656022400).

32020020004 is an abundant number, since it is smaller than the sum of its proper divisors (35292024796).

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

32020020004 is a wasteful number, since it uses less digits than its factorization.

32020020004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3682 (or 3666 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 13.

Adding to 32020020004 its reverse (40002002023), we get a palindrome (72022022027).

The spelling of 32020020004 in words is "thirty-two billion, twenty million, twenty thousand, four".