3085261785 has 16 divisors (see below), whose sum is σ = 5484910080. Its totient is φ = 1645472880.

The previous prime is 3085261769. The next prime is 3085261799. The reversal of 3085261785 is 5871625803.

3085261785 is a `hidden beast` number, since 30 + 8 + 526 + 17 + 85 = 666.

It is not a de Polignac number, because 3085261785 - 2⁴ = 3085261769 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

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 3085261785.

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, 11426761 + ... + 11427030.

It is an arithmetic number, because the mean of its divisors is an integer number (342806880).

Almost surely, 2^3085261785 is an apocalyptic number.

It is an amenable number.

3085261785 is a deficient number, since it is larger than the sum of its proper divisors (2399648295).

3085261785 is a wasteful number, since it uses less digits than its factorization.

3085261785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22853805 (or 22853799 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The square root of 3085261785 is about 55545.1328650855. The cubic root of 3085261785 is about 1455.7853343570.

The spelling of 3085261785 in words is "three billion, eighty-five million, two hundred sixty-one thousand, seven hundred eighty-five".