32132304440 has 32 divisors (see below), whose sum is σ = 72324308160. Its totient is φ = 12848188800.

The previous prime is 32132304439. The next prime is 32132304443. The reversal of 32132304440 is 4440323123.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32132304443) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 36896 + ... + 256175.

It is an arithmetic number, because the mean of its divisors is an integer number (2260134630).

Almost surely, 2^32132304440 is an apocalyptic number.

It is an amenable number.

32132304440 is an abundant number, since it is smaller than the sum of its proper divisors (40192003720).

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

32132304440 is a wasteful number, since it uses less digits than its factorization.

32132304440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295823 (or 295819 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 32132304440 its reverse (4440323123), we get a palindrome (36572627563).

The spelling of 32132304440 in words is "thirty-two billion, one hundred thirty-two million, three hundred four thousand, four hundred forty".