266082875231 has 2 divisors, whose sum is σ = 266082875232. Its totient is φ = 266082875230.

The previous prime is 266082875197. The next prime is 266082875243. The reversal of 266082875231 is 132578280662.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 266082875231 - 2¹⁰ = 266082874207 is a prime.

It is a super-2 number, since 2×266082875231² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 266082875231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (266082877231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133041437615 + 133041437616.

It is an arithmetic number, because the mean of its divisors is an integer number (133041437616).

Almost surely, 2^266082875231 is an apocalyptic number.

266082875231 is a deficient number, since it is larger than the sum of its proper divisors (1).

266082875231 is an equidigital number, since it uses as much as digits as its factorization.

266082875231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1935360, while the sum is 50.

The spelling of 266082875231 in words is "two hundred sixty-six billion, eighty-two million, eight hundred seventy-five thousand, two hundred thirty-one".