266082656 has 48 divisors (see below), whose sum is σ = 619345440. Its totient is φ = 110100480.

The previous prime is 266082647. The next prime is 266082659. The reversal of 266082656 is 656280662.

266082656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266082659) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13985 + ... + 26976.

It is an arithmetic number, because the mean of its divisors is an integer number (12903030).

Almost surely, 2^266082656 is an apocalyptic number.

It is an amenable number.

266082656 is an abundant number, since it is smaller than the sum of its proper divisors (353262784).

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

266082656 is a wasteful number, since it uses less digits than its factorization.

266082656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41007 (or 40999 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 41.

The square root of 266082656 is about 16312.0402157425. The cubic root of 266082656 is about 643.1893662178.

The spelling of 266082656 in words is "two hundred sixty-six million, eighty-two thousand, six hundred fifty-six".