266488968 has 32 divisors (see below), whose sum is σ = 667316160. Its totient is φ = 88683840.

The previous prime is 266488967. The next prime is 266488997. The reversal of 266488968 is 869884662.

It is not an unprimeable number, because it can be changed into a prime (266488967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6346 + ... + 23942.

It is an arithmetic number, because the mean of its divisors is an integer number (20853630).

Almost surely, 2^266488968 is an apocalyptic number.

It is an amenable number.

266488968 is an abundant number, since it is smaller than the sum of its proper divisors (400827192).

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

266488968 is a wasteful number, since it uses less digits than its factorization.

266488968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18237 (or 18233 counting only the distinct ones).

The product of its digits is 7962624, while the sum is 57.

The square root of 266488968 is about 16324.4898235749. The cubic root of 266488968 is about 643.5165861543.

The spelling of 266488968 in words is "two hundred sixty-six million, four hundred eighty-eight thousand, nine hundred sixty-eight".