266134372231 has 18 divisors (see below), whose sum is σ = 335230977312. Its totient is φ = 210567848400.

The previous prime is 266134372213. The next prime is 266134372261. The reversal of 266134372231 is 132273431662.

It is not a de Polignac number, because 266134372231 - 2⁹ = 266134371719 is a prime.

It is a super-2 number, since 2×266134372231² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266134372211) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 16060695 + ... + 16077256.

It is an arithmetic number, because the mean of its divisors is an integer number (18623943184).

Almost surely, 2^266134372231 is an apocalyptic number.

266134372231 is a deficient number, since it is larger than the sum of its proper divisors (69096605081).

266134372231 is a wasteful number, since it uses less digits than its factorization.

266134372231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32137991 (or 32137971 counting only the distinct ones).

The product of its digits is 217728, while the sum is 40.

The spelling of 266134372231 in words is "two hundred sixty-six billion, one hundred thirty-four million, three hundred seventy-two thousand, two hundred thirty-one".