2065160056161 has 16 divisors (see below), whose sum is σ = 2888136440064. Its totient is φ = 1311061929984.

The previous prime is 2065160056123. The next prime is 2065160056213. The reversal of 2065160056161 is 1616500615602.

It is not a de Polignac number, because 2065160056161 - 2⁷ = 2065160056033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2065160056361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197920800 + ... + 197931233.

It is an arithmetic number, because the mean of its divisors is an integer number (180508527504).

Almost surely, 2^{2065160056161} is an apocalyptic number.

It is an amenable number.

2065160056161 is a deficient number, since it is larger than the sum of its proper divisors (822976383903).

2065160056161 is a wasteful number, since it uses less digits than its factorization.

2065160056161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395852120.

The product of its (nonzero) digits is 64800, while the sum is 39.

The spelling of 2065160056161 in words is "two trillion, sixty-five billion, one hundred sixty million, fifty-six thousand, one hundred sixty-one".