32216021615868 has 12 divisors (see below), whose sum is σ = 75170717103720. Its totient is φ = 10738673871952.

The previous prime is 32216021615851. The next prime is 32216021615957. The reversal of 32216021615868 is 86851612061223.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 32216021615868.

It is a congruent number.

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, 1342334233983 + ... + 1342334234006.

It is an arithmetic number, because the mean of its divisors is an integer number (6264226425310).

Almost surely, 2^{32216021615868} is an apocalyptic number.

It is an amenable number.

32216021615868 is an abundant number, since it is smaller than the sum of its proper divisors (42954695487852).

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

32216021615868 is a wasteful number, since it uses less digits than its factorization.

32216021615868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2684668467996 (or 2684668467994 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 51.

The spelling of 32216021615868 in words is "thirty-two trillion, two hundred sixteen billion, twenty-one million, six hundred fifteen thousand, eight hundred sixty-eight".