266276264 has 16 divisors (see below), whose sum is σ = 499938900. Its totient is φ = 132959232.

The previous prime is 266276243. The next prime is 266276357. The reversal of 266276264 is 462672662.

It can be written as a sum of positive squares in 2 ways, for example, as 260564164 + 5712100 = 16142^2 + 2390^2 .

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 15929 + ... + 28040.

Almost surely, 2^266276264 is an apocalyptic number.

It is an amenable number.

266276264 is a deficient number, since it is larger than the sum of its proper divisors (233662636).

266276264 is a wasteful number, since it uses less digits than its factorization.

266276264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44732 (or 44728 counting only the distinct ones).

The product of its digits is 290304, while the sum is 41.

The square root of 266276264 is about 16317.9736487102. The cubic root of 266276264 is about 643.3453283012.

The spelling of 266276264 in words is "two hundred sixty-six million, two hundred seventy-six thousand, two hundred sixty-four".