266895996 has 12 divisors (see below), whose sum is σ = 622757352. Its totient is φ = 88965328.

The previous prime is 266895977. The next prime is 266895997. The reversal of 266895996 is 699598662.

266895996 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266895997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11120655 + ... + 11120678.

It is an arithmetic number, because the mean of its divisors is an integer number (51896446).

Almost surely, 2^266895996 is an apocalyptic number.

It is an amenable number.

266895996 is an abundant number, since it is smaller than the sum of its proper divisors (355861356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

266895996 is a wasteful number, since it uses less digits than its factorization.

266895996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22241340 (or 22241338 counting only the distinct ones).

The product of its digits is 12597120, while the sum is 60.

The square root of 266895996 is about 16336.9518576753. The cubic root of 266895996 is about 643.8440494004.

The spelling of 266895996 in words is "two hundred sixty-six million, eight hundred ninety-five thousand, nine hundred ninety-six".