163862842186 has 16 divisors (see below), whose sum is σ = 254962794240. Its totient is φ = 78890641200.

The previous prime is 163862842183. The next prime is 163862842193. The reversal of 163862842186 is 681248268361.

163862842186 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (163862842183) 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, 3827790 + ... + 3870361.

It is an arithmetic number, because the mean of its divisors is an integer number (15935174640).

Almost surely, 2^163862842186 is an apocalyptic number.

163862842186 is a deficient number, since it is larger than the sum of its proper divisors (91099952054).

163862842186 is a wasteful number, since it uses less digits than its factorization.

163862842186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7698549.

The product of its digits is 5308416, while the sum is 55.

The spelling of 163862842186 in words is "one hundred sixty-three billion, eight hundred sixty-two million, eight hundred forty-two thousand, one hundred eighty-six".