266983328946 has 16 divisors (see below), whose sum is σ = 533978299008. Its totient is φ = 88992502800.

The previous prime is 266983328903. The next prime is 266983328959. The reversal of 266983328946 is 649823389662.

It is a happy number.

266983328946 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171285 + ... + 750536.

It is an arithmetic number, because the mean of its divisors is an integer number (33373643688).

Almost surely, 2^266983328946 is an apocalyptic number.

266983328946 is an abundant number, since it is smaller than the sum of its proper divisors (266994970062).

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

266983328946 is a wasteful number, since it uses less digits than its factorization.

266983328946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970097.

The product of its digits is 161243136, while the sum is 66.

The spelling of 266983328946 in words is "two hundred sixty-six billion, nine hundred eighty-three million, three hundred twenty-eight thousand, nine hundred forty-six".