266808096 has 144 divisors (see below), whose sum is σ = 809512704. Its totient is φ = 83162112.

The previous prime is 266808079. The next prime is 266808107. The reversal of 266808096 is 690808662.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×266808096² = 142373120182290432, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 310900 + ... + 311756.

It is an arithmetic number, because the mean of its divisors is an integer number (5621616).

Almost surely, 2^266808096 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 266808096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (404756352).

266808096 is an abundant number, since it is smaller than the sum of its proper divisors (542704608).

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

266808096 is a wasteful number, since it uses less digits than its factorization.

266808096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943 (or 932 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 266808096 is about 16334.2614158094. The cubic root of 266808096 is about 643.7733600597.

The spelling of 266808096 in words is "two hundred sixty-six million, eight hundred eight thousand, ninety-six".