32866305648 has 80 divisors (see below), whose sum is σ = 95611118592. Its totient is φ = 9638208000.

The previous prime is 32866305587. The next prime is 32866305677. The reversal of 32866305648 is 84650366823.

It is a self number, because there is not a number n which added to its sum of digits gives 32866305648.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 987613 + ... + 1020348.

Almost surely, 2^32866305648 is an apocalyptic number.

It is an amenable number.

32866305648 is an abundant number, since it is smaller than the sum of its proper divisors (62744812944).

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

32866305648 is a wasteful number, since it uses less digits than its factorization.

32866305648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2008014 (or 2008008 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 51.

The spelling of 32866305648 in words is "thirty-two billion, eight hundred sixty-six million, three hundred five thousand, six hundred forty-eight".