118668564147 has 16 divisors (see below), whose sum is σ = 188690388480. Its totient is φ = 64862320512.

The previous prime is 118668564071. The next prime is 118668564187. The reversal of 118668564147 is 741465866811.

It is not a de Polignac number, because 118668564147 - 2¹⁵ = 118668531379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (118668564187) 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 15 ways as a sum of consecutive naturals, for example, 122844822 + ... + 122845787.

It is an arithmetic number, because the mean of its divisors is an integer number (11793149280).

Almost surely, 2^118668564147 is an apocalyptic number.

118668564147 is a deficient number, since it is larger than the sum of its proper divisors (70021824333).

118668564147 is a wasteful number, since it uses less digits than its factorization.

118668564147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245690642.

The product of its digits is 7741440, while the sum is 57.

The spelling of 118668564147 in words is "one hundred eighteen billion, six hundred sixty-eight million, five hundred sixty-four thousand, one hundred forty-seven".