266004560012783 has 2 divisors, whose sum is σ = 266004560012784. Its totient is φ = 266004560012782.

The previous prime is 266004560012591. The next prime is 266004560012839. The reversal of 266004560012783 is 387210065400662.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 266004560012783 - 2⁴⁰ = 264905048385007 is a prime.

It is a super-2 number, since 2×266004560012783² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (266004560011783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133002280006391 + 133002280006392.

It is an arithmetic number, because the mean of its divisors is an integer number (133002280006392).

Almost surely, 2^{266004560012783} is an apocalyptic number.

266004560012783 is a deficient number, since it is larger than the sum of its proper divisors (1).

266004560012783 is an equidigital number, since it uses as much as digits as its factorization.

266004560012783 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2903040, while the sum is 50.

The spelling of 266004560012783 in words is "two hundred sixty-six trillion, four billion, five hundred sixty million, twelve thousand, seven hundred eighty-three".