905050005066 has 32 divisors (see below), whose sum is σ = 2011395086400. Its totient is φ = 301657407120.

The previous prime is 905050005053. The next prime is 905050005073. The reversal of 905050005066 is 660500050509.

905050005066 is a `hidden beast` number, since 90 + 5 + 0 + 500 + 0 + 5 + 0 + 66 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 905050005066.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80881 + ... + 1347828.

It is an arithmetic number, because the mean of its divisors is an integer number (62856096450).

Almost surely, 2^905050005066 is an apocalyptic number.

905050005066 is an abundant number, since it is smaller than the sum of its proper divisors (1106345081334).

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

905050005066 is a wasteful number, since it uses less digits than its factorization.

905050005066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1440451 (or 1440445 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 36.

The spelling of 905050005066 in words is "nine hundred five billion, fifty million, five thousand, sixty-six".