32040344320 has 36 divisors (see below), whose sum is σ = 76746640320. Its totient is φ = 12816137216.

The previous prime is 32040344299. The next prime is 32040344339. The reversal of 32040344320 is 2344304023.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12514480 + ... + 12517039.

It is an arithmetic number, because the mean of its divisors is an integer number (2131851120).

Almost surely, 2^32040344320 is an apocalyptic number.

It is an amenable number.

32040344320 is an abundant number, since it is smaller than the sum of its proper divisors (44706296000).

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

32040344320 is an equidigital number, since it uses as much as digits as its factorization.

32040344320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25031540 (or 25031526 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 32040344320 its reverse (2344304023), we get a palindrome (34384648343).

The spelling of 32040344320 in words is "thirty-two billion, forty million, three hundred forty-four thousand, three hundred twenty".