216332648304 has 80 divisors (see below), whose sum is σ = 568594857600. Its totient is φ = 70855821568.

The previous prime is 216332648269. The next prime is 216332648327. The reversal of 216332648304 is 403846233612.

216332648304 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 6522547 + ... + 6555629.

It is an arithmetic number, because the mean of its divisors is an integer number (7107435720).

Almost surely, 2^216332648304 is an apocalyptic number.

216332648304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 216332648304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (284297428800).

216332648304 is an abundant number, since it is smaller than the sum of its proper divisors (352262209296).

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

216332648304 is a wasteful number, since it uses less digits than its factorization.

216332648304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35462 (or 35456 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 42.

The spelling of 216332648304 in words is "two hundred sixteen billion, three hundred thirty-two million, six hundred forty-eight thousand, three hundred four".