266106066172967 has 2 divisors, whose sum is σ = 266106066172968. Its totient is φ = 266106066172966.

The previous prime is 266106066172963. The next prime is 266106066172987. The reversal of 266106066172967 is 769271660601662.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 266106066172967 - 2² = 266106066172963 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (266106066172963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133053033086483 + 133053033086484.

It is an arithmetic number, because the mean of its divisors is an integer number (133053033086484).

Almost surely, 2^{266106066172967} is an apocalyptic number.

266106066172967 is a deficient number, since it is larger than the sum of its proper divisors (1).

266106066172967 is an equidigital number, since it uses as much as digits as its factorization.

266106066172967 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82301184, while the sum is 65.

The spelling of 266106066172967 in words is "two hundred sixty-six trillion, one hundred six billion, sixty-six million, one hundred seventy-two thousand, nine hundred sixty-seven".