36566164161 has 12 divisors (see below), whose sum is σ = 55924721892. Its totient is φ = 22943475456.

The previous prime is 36566164147. The next prime is 36566164181. The reversal of 36566164161 is 16146166563.

36566164161 is a `hidden beast` number, since 36 + 566 + 16 + 41 + 6 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 16067083536 + 20499080625 = 126756^2 + 143175^2 .

It is not a de Polignac number, because 36566164161 - 2²⁶ = 36499055297 is a prime.

It is a super-2 number, since 2×36566164161² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (36566164181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 119497116 + ... + 119497421.

It is an arithmetic number, because the mean of its divisors is an integer number (4660393491).

Almost surely, 2^36566164161 is an apocalyptic number.

It is an amenable number.

36566164161 is a deficient number, since it is larger than the sum of its proper divisors (19358557731).

36566164161 is a wasteful number, since it uses less digits than its factorization.

36566164161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238994560 (or 238994557 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The spelling of 36566164161 in words is "thirty-six billion, five hundred sixty-six million, one hundred sixty-four thousand, one hundred sixty-one".