266803080312 has 32 divisors (see below), whose sum is σ = 672259737600. Its totient is φ = 88234088544.

The previous prime is 266803080281. The next prime is 266803080317. The reversal of 266803080312 is 213080308662.

266803080312 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266803080317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43763862 + ... + 43769957.

It is an arithmetic number, because the mean of its divisors is an integer number (21008116800).

Almost surely, 2^266803080312 is an apocalyptic number.

It is an amenable number.

266803080312 is an abundant number, since it is smaller than the sum of its proper divisors (405456657288).

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

266803080312 is a wasteful number, since it uses less digits than its factorization.

266803080312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87533955 (or 87533951 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

Adding to 266803080312 its reverse (213080308662), we get a palindrome (479883388974).

The spelling of 266803080312 in words is "two hundred sixty-six billion, eight hundred three million, eighty thousand, three hundred twelve".