32321441440 has 48 divisors (see below), whose sum is σ = 78221845800. Its totient is φ = 12613242880.

The previous prime is 32321441429. The next prime is 32321441441. The reversal of 32321441440 is 4414412323.

It can be written as a sum of positive squares in 4 ways, for example, as 22166445456 + 10154995984 = 148884^2 + 100772^2 .

It is a junction number, because it is equal to n+sod(n) for n = 32321441399 and 32321441408.

It is not an unprimeable number, because it can be changed into a prime (32321441441) 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 7 ways as a sum of consecutive naturals, for example, 2456965 + ... + 2470084.

Almost surely, 2^32321441440 is an apocalyptic number.

It is an amenable number.

32321441440 is an abundant number, since it is smaller than the sum of its proper divisors (45900404360).

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

32321441440 is a wasteful number, since it uses less digits than its factorization.

32321441440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4927105 (or 4927097 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 32321441440 its reverse (4414412323), we get a palindrome (36735853763).

The spelling of 32321441440 in words is "thirty-two billion, three hundred twenty-one million, four hundred forty-one thousand, four hundred forty".