32040430422 has 128 divisors (see below), whose sum is σ = 86522204160. Its totient is φ = 7638848640.

The previous prime is 32040430403. The next prime is 32040430447. The reversal of 32040430422 is 22403404023.

It is a junction number, because it is equal to n+sod(n) for n = 32040430392 and 32040430401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1060173 + ... + 1089975.

It is an arithmetic number, because the mean of its divisors is an integer number (675954720).

Almost surely, 2^32040430422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32040430422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43261102080).

32040430422 is an abundant number, since it is smaller than the sum of its proper divisors (54481773738).

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

32040430422 is a wasteful number, since it uses less digits than its factorization.

32040430422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30018.

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 32040430422 its reverse (22403404023), we get a palindrome (54443834445).

The spelling of 32040430422 in words is "thirty-two billion, forty million, four hundred thirty thousand, four hundred twenty-two".