32216215900 has 72 divisors (see below), whose sum is σ = 76293866880. Its totient is φ = 11710488000.

The previous prime is 32216215819. The next prime is 32216215903. The reversal of 32216215900 is 951261223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32216215903) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4496521 + ... + 4503679.

It is an arithmetic number, because the mean of its divisors is an integer number (1059637040).

Almost surely, 2^32216215900 is an apocalyptic number.

It is an amenable number.

32216215900 is an abundant number, since it is smaller than the sum of its proper divisors (44077650980).

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

32216215900 is a wasteful number, since it uses less digits than its factorization.

32216215900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11275 (or 11268 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The spelling of 32216215900 in words is "thirty-two billion, two hundred sixteen million, two hundred fifteen thousand, nine hundred".