266056054 has 16 divisors (see below), whose sum is σ = 436363200. Its totient is φ = 120657160.

The previous prime is 266056027. The next prime is 266056067. The reversal of 266056054 is 450650662.

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 7 ways as a sum of consecutive naturals, for example, 3904 + ... + 23395.

It is an arithmetic number, because the mean of its divisors is an integer number (27272700).

Almost surely, 2^266056054 is an apocalyptic number.

266056054 is a deficient number, since it is larger than the sum of its proper divisors (170307146).

266056054 is a wasteful number, since it uses less digits than its factorization.

266056054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27755.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 266056054 is about 16311.2247854047. The cubic root of 266056054 is about 643.1679309064.

The spelling of 266056054 in words is "two hundred sixty-six million, fifty-six thousand, fifty-four".