32642320016 has 20 divisors (see below), whose sum is σ = 63632503152. Its totient is φ = 16221028896.

The previous prime is 32642320013. The next prime is 32642320111. The reversal of 32642320016 is 61002324623.

It is not an unprimeable number, because it can be changed into a prime (32642320013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6255506 + ... + 6260721.

Almost surely, 2^32642320016 is an apocalyptic number.

It is an amenable number.

32642320016 is a deficient number, since it is larger than the sum of its proper divisors (30990183136).

32642320016 is a wasteful number, since it uses less digits than its factorization.

32642320016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12516398 (or 12516392 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 32642320016 its reverse (61002324623), we get a palindrome (93644644639).

The spelling of 32642320016 in words is "thirty-two billion, six hundred forty-two million, three hundred twenty thousand, sixteen".