52388316216 has 120 divisors (see below), whose sum is σ = 149187598560. Its totient is φ = 17175706560.

The previous prime is 52388316161. The next prime is 52388316221. The reversal of 52388316216 is 61261388325.

52388316216 is a `hidden beast` number, since 52 + 388 + 3 + 1 + 6 + 216 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 2400345 + ... + 2422071.

It is an arithmetic number, because the mean of its divisors is an integer number (1243229988).

Almost surely, 2^52388316216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52388316216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74593799280).

52388316216 is an abundant number, since it is smaller than the sum of its proper divisors (96799282344).

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

52388316216 is a wasteful number, since it uses less digits than its factorization.

52388316216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21867 (or 21793 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The spelling of 52388316216 in words is "fifty-two billion, three hundred eighty-eight million, three hundred sixteen thousand, two hundred sixteen".