3560785985 has 4 divisors (see below), whose sum is σ = 4272943188. Its totient is φ = 2848628784.

The previous prime is 3560785981. The next prime is 3560785997. The reversal of 3560785985 is 5895870653.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1935648016 + 1625137969 = 43996^2 + 40313^2 .

It is a cyclic number.

It is not a de Polignac number, because 3560785985 - 2² = 3560785981 is a prime.

It is a Duffinian number.

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 3560785985.

It is not an unprimeable number, because it can be changed into a prime (3560785981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 356078594 + ... + 356078603.

It is an arithmetic number, because the mean of its divisors is an integer number (1068235797).

Almost surely, 2^3560785985 is an apocalyptic number.

It is an amenable number.

3560785985 is a deficient number, since it is larger than the sum of its proper divisors (712157203).

3560785985 is an equidigital number, since it uses as much as digits as its factorization.

3560785985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712157202.

The product of its (nonzero) digits is 9072000, while the sum is 56.

The square root of 3560785985 is about 59672.3217664605. The cubic root of 3560785985 is about 1527.0337084334.

The spelling of 3560785985 in words is "three billion, five hundred sixty million, seven hundred eighty-five thousand, nine hundred eighty-five".