266463164 has 24 divisors (see below), whose sum is σ = 509918976. Its totient is φ = 120830000.

The previous prime is 266463161. The next prime is 266463179. The reversal of 266463164 is 461364662.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266463161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11939 + ... + 25989.

It is an arithmetic number, because the mean of its divisors is an integer number (21246624).

Almost surely, 2^266463164 is an apocalyptic number.

It is an amenable number.

266463164 is a deficient number, since it is larger than the sum of its proper divisors (243455812).

266463164 is a wasteful number, since it uses less digits than its factorization.

266463164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14497 (or 14495 counting only the distinct ones).

The product of its digits is 124416, while the sum is 38.

The square root of 266463164 is about 16323.6994581498. The cubic root of 266463164 is about 643.4958150156.

The spelling of 266463164 in words is "two hundred sixty-six million, four hundred sixty-three thousand, one hundred sixty-four".