266231054651059 has 2 divisors, whose sum is σ = 266231054651060. Its totient is φ = 266231054651058.

The previous prime is 266231054650987. The next prime is 266231054651083. The reversal of 266231054651059 is 950156450132662.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 266231054651059 - 2⁷ = 266231054650931 is a prime.

It is not a weakly prime, because it can be changed into another prime (266231054651459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133115527325529 + 133115527325530.

It is an arithmetic number, because the mean of its divisors is an integer number (133115527325530).

Almost surely, 2^{266231054651059} is an apocalyptic number.

266231054651059 is a deficient number, since it is larger than the sum of its proper divisors (1).

266231054651059 is an equidigital number, since it uses as much as digits as its factorization.

266231054651059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664000, while the sum is 55.

The spelling of 266231054651059 in words is "two hundred sixty-six trillion, two hundred thirty-one billion, fifty-four million, six hundred fifty-one thousand, fifty-nine".