568264866 has 48 divisors (see below), whose sum is σ = 1259397216. Its totient is φ = 170771328.

The previous prime is 568264859. The next prime is 568264871. The reversal of 568264866 is 668462865.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37086 + ... + 50118.

It is an arithmetic number, because the mean of its divisors is an integer number (26237442).

Almost surely, 2^568264866 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 568264866, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (629698608).

568264866 is an abundant number, since it is smaller than the sum of its proper divisors (691132350).

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

568264866 is a wasteful number, since it uses less digits than its factorization.

568264866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13107 (or 13094 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 51.

The square root of 568264866 is about 23838.3066932196. The cubic root of 568264866 is about 828.2922577954.

The spelling of 568264866 in words is "five hundred sixty-eight million, two hundred sixty-four thousand, eight hundred sixty-six".