105643065166 has 16 divisors (see below), whose sum is σ = 163766147328. Its totient is φ = 51077152000.

The previous prime is 105643065163. The next prime is 105643065169. The reversal of 105643065166 is 661560346501.

It is an interprime number because it is at equal distance from previous prime (105643065163) and next prime (105643065169).

It is a super-2 number, since 2×105643065166² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105643065163) 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 7 ways as a sum of consecutive naturals, for example, 5691310 + ... + 5709841.

It is an arithmetic number, because the mean of its divisors is an integer number (10235384208).

Almost surely, 2^105643065166 is an apocalyptic number.

105643065166 is a deficient number, since it is larger than the sum of its proper divisors (58123082162).

105643065166 is a wasteful number, since it uses less digits than its factorization.

105643065166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11401307.

The product of its (nonzero) digits is 388800, while the sum is 43.

The spelling of 105643065166 in words is "one hundred five billion, six hundred forty-three million, sixty-five thousand, one hundred sixty-six".