266097729206 has 16 divisors (see below), whose sum is σ = 400287167280. Its totient is φ = 132669081600.

The previous prime is 266097729187. The next prime is 266097729221. The reversal of 266097729206 is 602927790662.

It is a congruent number.

It is an unprimeable number.

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, 1214906 + ... + 1417106.

It is an arithmetic number, because the mean of its divisors is an integer number (25017947955).

Almost surely, 2^266097729206 is an apocalyptic number.

266097729206 is a deficient number, since it is larger than the sum of its proper divisors (134189438074).

266097729206 is a wasteful number, since it uses less digits than its factorization.

266097729206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204079.

The product of its (nonzero) digits is 6858432, while the sum is 56.

The spelling of 266097729206 in words is "two hundred sixty-six billion, ninety-seven million, seven hundred twenty-nine thousand, two hundred six".