1085505066 has 24 divisors (see below), whose sum is σ = 2363874084. Its totient is φ = 359997120.

The previous prime is 1085505041. The next prime is 1085505067. The reversal of 1085505066 is 6605055801.

1085505066 is a `hidden beast` number, since 10 + 85 + 505 + 0 + 66 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 946854441 + 138650625 = 30771^2 + 11775^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1085505066.

It is not an unprimeable number, because it can be changed into a prime (1085505067) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 149515 + ... + 156606.

Almost surely, 2^1085505066 is an apocalyptic number.

1085505066 is an abundant number, since it is smaller than the sum of its proper divisors (1278369018).

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

1085505066 is a wasteful number, since it uses less digits than its factorization.

1085505066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306326 (or 306323 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

The square root of 1085505066 is about 32947.0039002031. The cubic root of 1085505066 is about 1027.7258608038.

The spelling of 1085505066 in words is "one billion, eighty-five million, five hundred five thousand, sixty-six".