2085379808961 has 8 divisors (see below), whose sum is σ = 2798920362304. Its totient is φ = 1381046230800.

The previous prime is 2085379808921. The next prime is 2085379808999. The reversal of 2085379808961 is 1698089735802.

It is a happy number.

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

It is not a de Polignac number, because 2085379808961 - 2³⁴ = 2068199939777 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2085379808892 and 2085379808901.

It is not an unprimeable number, because it can be changed into a prime (2085379808921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2301743266 + ... + 2301744171.

It is an arithmetic number, because the mean of its divisors is an integer number (349865045288).

Almost surely, 2^{2085379808961} is an apocalyptic number.

It is an amenable number.

2085379808961 is a deficient number, since it is larger than the sum of its proper divisors (713540553343).

2085379808961 is a wasteful number, since it uses less digits than its factorization.

2085379808961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4603487591.

The product of its (nonzero) digits is 52254720, while the sum is 66.

The spelling of 2085379808961 in words is "two trillion, eighty-five billion, three hundred seventy-nine million, eight hundred eight thousand, nine hundred sixty-one".