32440443422 has 16 divisors (see below), whose sum is σ = 48954976560. Its totient is φ = 16122168192.

The previous prime is 32440443419. The next prime is 32440443433. The reversal of 32440443422 is 22434404423.

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 7 ways as a sum of consecutive naturals, for example, 1582454 + ... + 1602822.

It is an arithmetic number, because the mean of its divisors is an integer number (3059686035).

Almost surely, 2^32440443422 is an apocalyptic number.

32440443422 is a deficient number, since it is larger than the sum of its proper divisors (16514533138).

32440443422 is a wasteful number, since it uses less digits than its factorization.

32440443422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25147.

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 32440443422 its reverse (22434404423), we get a palindrome (54874847845).

The spelling of 32440443422 in words is "thirty-two billion, four hundred forty million, four hundred forty-three thousand, four hundred twenty-two".