118641157186 has 16 divisors (see below), whose sum is σ = 186389553600. Its totient is φ = 56530482448.

The previous prime is 118641157177. The next prime is 118641157207. The reversal of 118641157186 is 681751146811.

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, 4781596 + ... + 4806343.

It is an arithmetic number, because the mean of its divisors is an integer number (11649347100).

Almost surely, 2^118641157186 is an apocalyptic number.

118641157186 is a deficient number, since it is larger than the sum of its proper divisors (67748396414).

118641157186 is a wasteful number, since it uses less digits than its factorization.

118641157186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9588233.

The product of its digits is 322560, while the sum is 49.

The spelling of 118641157186 in words is "one hundred eighteen billion, six hundred forty-one million, one hundred fifty-seven thousand, one hundred eighty-six".