2085340858141 has 4 divisors (see below), whose sum is σ = 2085581418300. Its totient is φ = 2085100297984.

The previous prime is 2085340858087. The next prime is 2085340858157. The reversal of 2085340858141 is 1418580435802.

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 527410012900 + 1557930845241 = 726230^2 + 1248171^2 .

It is a cyclic number.

It is not a de Polignac number, because 2085340858141 - 2²³ = 2085332469533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2085040858141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120267076 + ... + 120284413.

It is an arithmetic number, because the mean of its divisors is an integer number (521395354575).

Almost surely, 2^{2085340858141} is an apocalyptic number.

It is an amenable number.

2085340858141 is a deficient number, since it is larger than the sum of its proper divisors (240560159).

2085340858141 is an equidigital number, since it uses as much as digits as its factorization.

2085340858141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240560158.

The product of its (nonzero) digits is 1228800, while the sum is 49.

The spelling of 2085340858141 in words is "two trillion, eighty-five billion, three hundred forty million, eight hundred fifty-eight thousand, one hundred forty-one".