266080880 has 40 divisors (see below), whose sum is σ = 666228192. Its totient is φ = 98244864.

The previous prime is 266080849. The next prime is 266080943. The reversal of 266080880 is 88080662.

266080880 is digitally balanced in base 2, 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 (40).

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, 126884 + ... + 128963.

Almost surely, 2^266080880 is an apocalyptic number.

266080880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

266080880 is an abundant number, since it is smaller than the sum of its proper divisors (400147312).

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

266080880 is a wasteful number, since it uses less digits than its factorization.

266080880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255873 (or 255867 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 38.

The square root of 266080880 is about 16311.9857773356. The cubic root of 266080880 is about 643.1879352002.

The spelling of 266080880 in words is "two hundred sixty-six million, eighty thousand, eight hundred eighty".