108162816866 has 16 divisors (see below), whose sum is σ = 174773330424. Its totient is φ = 49907362944.

The previous prime is 108162816737. The next prime is 108162816871. The reversal of 108162816866 is 668618261801.

It can be written as a sum of positive squares in 4 ways, for example, as 33567736225 + 74595080641 = 183215^2 + 273121^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 485501 + ... + 672336.

Almost surely, 2^108162816866 is an apocalyptic number.

108162816866 is a deficient number, since it is larger than the sum of its proper divisors (66610513558).

108162816866 is a wasteful number, since it uses less digits than its factorization.

108162816866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1161445.

The product of its (nonzero) digits is 1327104, while the sum is 53.

The spelling of 108162816866 in words is "one hundred eight billion, one hundred sixty-two million, eight hundred sixteen thousand, eight hundred sixty-six".