266168097 has 48 divisors (see below), whose sum is σ = 428064000. Its totient is φ = 158340096.

The previous prime is 266168083. The next prime is 266168101. The reversal of 266168097 is 790861662.

266168097 is a `hidden beast` number, since 26 + 616 + 8 + 0 + 9 + 7 = 666.

It is not a de Polignac number, because 266168097 - 2⁶ = 266168033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (266168197) 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 in 47 ways as a sum of consecutive naturals, for example, 533154 + ... + 533652.

It is an arithmetic number, because the mean of its divisors is an integer number (8918000).

Almost surely, 2^266168097 is an apocalyptic number.

It is an amenable number.

266168097 is a deficient number, since it is larger than the sum of its proper divisors (161895903).

266168097 is a wasteful number, since it uses less digits than its factorization.

266168097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662 (or 659 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 266168097 is about 16314.6589605790. The cubic root of 266168097 is about 643.2582030501.

The spelling of 266168097 in words is "two hundred sixty-six million, one hundred sixty-eight thousand, ninety-seven".