2085636385 has 8 divisors (see below), whose sum is σ = 2860301376. Its totient is φ = 1430150640.

The previous prime is 2085636379. The next prime is 2085636401. The reversal of 2085636385 is 5836365802.

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

It is not a de Polignac number, because 2085636385 - 2⁹ = 2085635873 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29794771 + ... + 29794840.

It is an arithmetic number, because the mean of its divisors is an integer number (357537672).

Almost surely, 2^2085636385 is an apocalyptic number.

It is an amenable number.

2085636385 is a deficient number, since it is larger than the sum of its proper divisors (774664991).

2085636385 is an equidigital number, since it uses as much as digits as its factorization.

2085636385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59589623.

The product of its (nonzero) digits is 1036800, while the sum is 46.

The square root of 2085636385 is about 45668.7681572429. The cubic root of 2085636385 is about 1277.6528407327.

The spelling of 2085636385 in words is "two billion, eighty-five million, six hundred thirty-six thousand, three hundred eighty-five".