3785113208585 has 8 divisors (see below), whose sum is σ = 4542186809160. Its totient is φ = 3028056594304.

The previous prime is 3785113208579. The next prime is 3785113208599. The reversal of 3785113208585 is 5858023115873.

It can be written as a sum of positive squares in 4 ways, for example, as 56804048896 + 3728309159689 = 238336^2 + 1930883^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3785113208585 - 2²⁰ = 3785112160009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3785113208585.

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 7 ways as a sum of consecutive naturals, for example, 3751082 + ... + 4651971.

It is an arithmetic number, because the mean of its divisors is an integer number (567773351145).

Almost surely, 2^{3785113208585} is an apocalyptic number.

It is an amenable number.

3785113208585 is a deficient number, since it is larger than the sum of its proper divisors (757073600575).

3785113208585 is an equidigital number, since it uses as much as digits as its factorization.

3785113208585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8493147.

The product of its (nonzero) digits is 8064000, while the sum is 56.

The spelling of 3785113208585 in words is "three trillion, seven hundred eighty-five billion, one hundred thirteen million, two hundred eight thousand, five hundred eighty-five".