32204023040 has 144 divisors (see below), whose sum is σ = 89958892800. Its totient is φ = 11041228800.

The previous prime is 32204023009. The next prime is 32204023069. The reversal of 32204023040 is 4032040223.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 402365 + ... + 475715.

Almost surely, 2^32204023040 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 32204023040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44979446400).

32204023040 is an abundant number, since it is smaller than the sum of its proper divisors (57754869760).

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

32204023040 is an frugal number, since it uses more digits than its factorization.

32204023040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73393 (or 73365 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 32204023040 its reverse (4032040223), we get a palindrome (36236063263).

The spelling of 32204023040 in words is "thirty-two billion, two hundred four million, twenty-three thousand, forty".