255955266 has 24 divisors (see below), whose sum is σ = 633794304. Its totient is φ = 73130040.

The previous prime is 255955261. The next prime is 255955277. The reversal of 255955266 is 662559552.

255955266 is a `hidden beast` number, since 2 + 5 + 595 + 52 + 6 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (255955261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1015570 + ... + 1015821.

It is an arithmetic number, because the mean of its divisors is an integer number (26408096).

Almost surely, 2^255955266 is an apocalyptic number.

255955266 is an abundant number, since it is smaller than the sum of its proper divisors (377839038).

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

255955266 is a wasteful number, since it uses less digits than its factorization.

255955266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2031406 (or 2031403 counting only the distinct ones).

The product of its digits is 810000, while the sum is 45.

The square root of 255955266 is about 15998.6020014250. The cubic root of 255955266 is about 634.9234338418.

The spelling of 255955266 in words is "two hundred fifty-five million, nine hundred fifty-five thousand, two hundred sixty-six".