2085090803845 has 32 divisors (see below), whose sum is σ = 3016501862400. Its totient is φ = 1351624470336.

The previous prime is 2085090803843. The next prime is 2085090803891. The reversal of 2085090803845 is 5483080905802.

It is not a de Polignac number, because 2085090803845 - 2¹ = 2085090803843 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2085090803792 and 2085090803801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2085090803843) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3046485 + ... + 3667594.

It is an arithmetic number, because the mean of its divisors is an integer number (94265683200).

Almost surely, 2^{2085090803845} is an apocalyptic number.

It is an amenable number.

2085090803845 is a deficient number, since it is larger than the sum of its proper divisors (931411058555).

2085090803845 is a wasteful number, since it uses less digits than its factorization.

2085090803845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6714577.

The product of its (nonzero) digits is 2764800, while the sum is 52.

The spelling of 2085090803845 in words is "two trillion, eighty-five billion, ninety million, eight hundred three thousand, eight hundred forty-five".