266834874983 has 2 divisors, whose sum is σ = 266834874984. Its totient is φ = 266834874982.

The previous prime is 266834874931. The next prime is 266834874997. The reversal of 266834874983 is 389478438662.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 266834874983 - 2²⁰ = 266833826407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (266834876983) by changing a digit.

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 as a sum of consecutive naturals, namely, 133417437491 + 133417437492.

It is an arithmetic number, because the mean of its divisors is an integer number (133417437492).

Almost surely, 2^266834874983 is an apocalyptic number.

266834874983 is a deficient number, since it is larger than the sum of its proper divisors (1).

266834874983 is an equidigital number, since it uses as much as digits as its factorization.

266834874983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 334430208, while the sum is 68.

The spelling of 266834874983 in words is "two hundred sixty-six billion, eight hundred thirty-four million, eight hundred seventy-four thousand, nine hundred eighty-three".