2205111568 has 80 divisors (see below), whose sum is σ = 4899686400. Its totient is φ = 951603840.

The previous prime is 2205111527. The next prime is 2205111589. The reversal of 2205111568 is 8651115022.

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, 560713 + ... + 564631.

It is an arithmetic number, because the mean of its divisors is an integer number (61246080).

Almost surely, 2^2205111568 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 2205111568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2449843200).

2205111568 is an abundant number, since it is smaller than the sum of its proper divisors (2694574832).

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

2205111568 is a wasteful number, since it uses less digits than its factorization.

2205111568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4100 (or 4094 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 31.

The square root of 2205111568 is about 46958.6154821456. The cubic root of 2205111568 is about 1301.5979498008.

The spelling of 2205111568 in words is "two billion, two hundred five million, one hundred eleven thousand, five hundred sixty-eight".