118542686608 has 10 divisors (see below), whose sum is σ = 229676455334. Its totient is φ = 59271343296.

The previous prime is 118542686597. The next prime is 118542686609. The reversal of 118542686608 is 806686245811.

It can be written as a sum of positive squares in only one way, i.e., 68595800464 + 49946886144 = 261908^2 + 223488^2 .

It is not an unprimeable number, because it can be changed into a prime (118542686609) 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 as a sum of consecutive naturals, namely, 3704458941 + ... + 3704458972.

Almost surely, 2^118542686608 is an apocalyptic number.

It is an amenable number.

118542686608 is a deficient number, since it is larger than the sum of its proper divisors (111133768726).

118542686608 is an equidigital number, since it uses as much as digits as its factorization.

118542686608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7408917921 (or 7408917915 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 55.

The spelling of 118542686608 in words is "one hundred eighteen billion, five hundred forty-two million, six hundred eighty-six thousand, six hundred eight".