266356068 has 96 divisors (see below), whose sum is σ = 742815360. Its totient is φ = 73328640.

The previous prime is 266356037. The next prime is 266356091. The reversal of 266356068 is 860653662.

266356068 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

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 31 ways as a sum of consecutive naturals, for example, 63030 + ... + 67122.

It is an arithmetic number, because the mean of its divisors is an integer number (7737660).

Almost surely, 2^266356068 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 266356068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371407680).

266356068 is an abundant number, since it is smaller than the sum of its proper divisors (476459292).

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

266356068 is a wasteful number, since it uses less digits than its factorization.

266356068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4157 (or 4155 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 42.

The square root of 266356068 is about 16320.4187446278. The cubic root of 266356068 is about 643.4095928881.

The spelling of 266356068 in words is "two hundred sixty-six million, three hundred fifty-six thousand, sixty-eight".