2216568798 has 24 divisors (see below), whose sum is σ = 4810373568. Its totient is φ = 737655072.

The previous prime is 2216568797. The next prime is 2216568829. The reversal of 2216568798 is 8978656122.

2216568798 is a `hidden beast` number, since 2 + 2 + 1 + 6 + 568 + 79 + 8 = 666.

2216568798 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2216568791) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 88686 + ... + 110897.

It is an arithmetic number, because the mean of its divisors is an integer number (200432232).

Almost surely, 2^2216568798 is an apocalyptic number.

2216568798 is an abundant number, since it is smaller than the sum of its proper divisors (2593804770).

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

2216568798 is a wasteful number, since it uses less digits than its factorization.

2216568798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200208 (or 200205 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 54.

The square root of 2216568798 is about 47080.4502739725. The cubic root of 2216568798 is about 1303.8483202544.

The spelling of 2216568798 in words is "two billion, two hundred sixteen million, five hundred sixty-eight thousand, seven hundred ninety-eight".