266080530 has 16 divisors (see below), whose sum is σ = 638593344. Its totient is φ = 70954800.

The previous prime is 266080513. The next prime is 266080531. The reversal of 266080530 is 35080662.

266080530 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 8869351 = 266080530 / (2 + 6 + 6 + 0 + 8 + 0 + 5 + 3 + 0).

It is not an unprimeable number, because it can be changed into a prime (266080531) 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, 4434646 + ... + 4434705.

It is an arithmetic number, because the mean of its divisors is an integer number (39912084).

Almost surely, 2^266080530 is an apocalyptic number.

266080530 is an abundant number, since it is smaller than the sum of its proper divisors (372512814).

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

266080530 is a wasteful number, since it uses less digits than its factorization.

266080530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8869361.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 266080530 is about 16311.9750490246. The cubic root of 266080530 is about 643.1876531859.

The spelling of 266080530 in words is "two hundred sixty-six million, eighty thousand, five hundred thirty".