32213712664 has 64 divisors (see below), whose sum is σ = 69476232960. Its totient is φ = 13716743040.

The previous prime is 32213712613. The next prime is 32213712679. The reversal of 32213712664 is 46621731223.

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, 7997419 + ... + 8001445.

It is an arithmetic number, because the mean of its divisors is an integer number (1085566140).

Almost surely, 2^32213712664 is an apocalyptic number.

It is an amenable number.

32213712664 is an abundant number, since it is smaller than the sum of its proper divisors (37262520296).

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

32213712664 is a wasteful number, since it uses less digits than its factorization.

32213712664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4928 (or 4924 counting only the distinct ones).

The product of its digits is 72576, while the sum is 37.

The spelling of 32213712664 in words is "thirty-two billion, two hundred thirteen million, seven hundred twelve thousand, six hundred sixty-four".