266850680 has 32 divisors (see below), whose sum is σ = 600879600. Its totient is φ = 106657536.

The previous prime is 266850677. The next prime is 266850691. The reversal of 266850680 is 86058662.

266850680 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97004 + ... + 99716.

Almost surely, 2^266850680 is an apocalyptic number.

266850680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

266850680 is an abundant number, since it is smaller than the sum of its proper divisors (334028920).

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

266850680 is a wasteful number, since it uses less digits than its factorization.

266850680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5183 (or 5179 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 266850680 is about 16335.5648815705. The cubic root of 266850680 is about 643.8076081289.

The spelling of 266850680 in words is "two hundred sixty-six million, eight hundred fifty thousand, six hundred eighty".