268288568 has 8 divisors (see below), whose sum is σ = 503041080. Its totient is φ = 134144280.

The previous prime is 268288561. The next prime is 268288571. The reversal of 268288568 is 865882862.

268288568 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268288561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16768028 + ... + 16768043.

It is an arithmetic number, because the mean of its divisors is an integer number (62880135).

Almost surely, 2^268288568 is an apocalyptic number.

It is an amenable number.

268288568 is a deficient number, since it is larger than the sum of its proper divisors (234752512).

268288568 is a wasteful number, since it uses less digits than its factorization.

268288568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33536077 (or 33536073 counting only the distinct ones).

The product of its digits is 2949120, while the sum is 53.

The square root of 268288568 is about 16379.5167205873. The cubic root of 268288568 is about 644.9618934681.

The spelling of 268288568 in words is "two hundred sixty-eight million, two hundred eighty-eight thousand, five hundred sixty-eight".