32432130320 has 80 divisors (see below), whose sum is σ = 76603549440. Its totient is φ = 12768192000.

The previous prime is 32432130317. The next prime is 32432130337. The reversal of 32432130320 is 2303123423.

It is a tau number, because it is divible by the number of its divisors (80).

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, 1304405 + ... + 1329035.

It is an arithmetic number, because the mean of its divisors is an integer number (957544368).

Almost surely, 2^32432130320 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 32432130320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38301774720).

32432130320 is an abundant number, since it is smaller than the sum of its proper divisors (44171419120).

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

32432130320 is a wasteful number, since it uses less digits than its factorization.

32432130320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24904 (or 24898 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 32432130320 its reverse (2303123423), we get a palindrome (34735253743).

The spelling of 32432130320 in words is "thirty-two billion, four hundred thirty-two million, one hundred thirty thousand, three hundred twenty".