266960268 has 36 divisors (see below), whose sum is σ = 676552240. Its totient is φ = 88757856.

The previous prime is 266960263. The next prime is 266960269. The reversal of 266960268 is 862069662.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (266960263) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4953 + ... + 23631.

Almost surely, 2^266960268 is an apocalyptic number.

It is an amenable number.

266960268 is an abundant number, since it is smaller than the sum of its proper divisors (409591972).

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

266960268 is a wasteful number, since it uses less digits than its factorization.

266960268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19086 (or 19081 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The square root of 266960268 is about 16338.9188136792. The cubic root of 266960268 is about 643.8957272376.

The spelling of 266960268 in words is "two hundred sixty-six million, nine hundred sixty thousand, two hundred sixty-eight".