266566050 has 36 divisors (see below), whose sum is σ = 716175330. Its totient is φ = 71084160.

The previous prime is 266566043. The next prime is 266566099. The reversal of 266566050 is 50665662.

It can be written as a sum of positive squares in 3 ways, for example, as 179908569 + 86657481 = 13413^2 + 9309^2 .

It is a junction number, because it is equal to n+sod(n) for n = 266565996 and 266566014.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 295735 + ... + 296634.

Almost surely, 2^266566050 is an apocalyptic number.

266566050 is an abundant number, since it is smaller than the sum of its proper divisors (449609280).

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

266566050 is a wasteful number, since it uses less digits than its factorization.

266566050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592387 (or 592379 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 266566050 is about 16326.8505842370. The cubic root of 266566050 is about 643.5786259504.

The spelling of 266566050 in words is "two hundred sixty-six million, five hundred sixty-six thousand, fifty".