266161605624107 has 2 divisors, whose sum is σ = 266161605624108. Its totient is φ = 266161605624106.

The previous prime is 266161605624077. The next prime is 266161605624119. The reversal of 266161605624107 is 701426506161662.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 266161605624107 - 2¹² = 266161605620011 is a prime.

It is not a weakly prime, because it can be changed into another prime (266161605624407) by changing a digit.

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 as a sum of consecutive naturals, namely, 133080802812053 + 133080802812054.

It is an arithmetic number, because the mean of its divisors is an integer number (133080802812054).

Almost surely, 2^{266161605624107} is an apocalyptic number.

266161605624107 is a deficient number, since it is larger than the sum of its proper divisors (1).

266161605624107 is an equidigital number, since it uses as much as digits as its factorization.

266161605624107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4354560, while the sum is 53.

The spelling of 266161605624107 in words is "two hundred sixty-six trillion, one hundred sixty-one billion, six hundred five million, six hundred twenty-four thousand, one hundred seven".