266363264 has 16 divisors (see below), whose sum is σ = 530645820. Its totient is φ = 133181568.

The previous prime is 266363249. The next prime is 266363267. The reversal of 266363264 is 462363662.

It is a tau number, because it is divible by the number of its divisors (16).

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266363267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1040354 + ... + 1040609.

Almost surely, 2^266363264 is an apocalyptic number.

It is an amenable number.

266363264 is a deficient number, since it is larger than the sum of its proper divisors (264282556).

266363264 is an equidigital number, since it uses as much as digits as its factorization.

266363264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2080977 (or 2080965 counting only the distinct ones).

The product of its digits is 186624, while the sum is 38.

The square root of 266363264 is about 16320.6392031685. The cubic root of 266363264 is about 643.4153870540.

The spelling of 266363264 in words is "two hundred sixty-six million, three hundred sixty-three thousand, two hundred sixty-four".