216033105528 has 96 divisors (see below), whose sum is σ = 605545200000. Its totient is φ = 69495729408.

The previous prime is 216033105479. The next prime is 216033105551. The reversal of 216033105528 is 825501330612.

216033105528 is a `hidden beast` number, since 2 + 1 + 60 + 33 + 10 + 552 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 216033105492 and 216033105501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4714873 + ... + 4760471.

It is an arithmetic number, because the mean of its divisors is an integer number (6307762500).

Almost surely, 2^216033105528 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 216033105528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (302772600000).

216033105528 is an abundant number, since it is smaller than the sum of its proper divisors (389512094472).

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

216033105528 is a wasteful number, since it uses less digits than its factorization.

216033105528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47909 (or 47902 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 216033105528 in words is "two hundred sixteen billion, thirty-three million, one hundred five thousand, five hundred twenty-eight".