106543605166 has 4 divisors (see below), whose sum is σ = 159815407752. Its totient is φ = 53271802582.

The previous prime is 106543605163. The next prime is 106543605167. The reversal of 106543605166 is 661506345601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 661506345601 = 619 ⋅1068669379.

It is a super-2 number, since 2×106543605166² (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 (106543605163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26635901290 + ... + 26635901293.

It is an arithmetic number, because the mean of its divisors is an integer number (39953851938).

Almost surely, 2^106543605166 is an apocalyptic number.

106543605166 is a deficient number, since it is larger than the sum of its proper divisors (53271802586).

106543605166 is an equidigital number, since it uses as much as digits as its factorization.

106543605166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53271802585.

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

The spelling of 106543605166 in words is "one hundred six billion, five hundred forty-three million, six hundred five thousand, one hundred sixty-six".