266006055 has 96 divisors (see below), whose sum is σ = 534340800. Its totient is φ = 112250880.

The previous prime is 266006047. The next prime is 266006093. The reversal of 266006055 is 550600662.

It is not a de Polignac number, because 266006055 - 2³ = 266006047 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 762021 + ... + 762369.

It is an arithmetic number, because the mean of its divisors is an integer number (5566050).

Almost surely, 2^266006055 is an apocalyptic number.

266006055 is an abundant number, since it is smaller than the sum of its proper divisors (268334745).

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

266006055 is a wasteful number, since it uses less digits than its factorization.

266006055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449 (or 442 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 266006055 is about 16309.6920571788. The cubic root of 266006055 is about 643.1276389359.

The spelling of 266006055 in words is "two hundred sixty-six million, six thousand, fifty-five".