118549618 has 8 divisors (see below), whose sum is σ = 193990320. Its totient is φ = 53886180.

The previous prime is 118549609. The next prime is 118549621. The reversal of 118549618 is 816945811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2694288 + ... + 2694331.

It is an arithmetic number, because the mean of its divisors is an integer number (24248790).

Almost surely, 2^118549618 is an apocalyptic number.

118549618 is a deficient number, since it is larger than the sum of its proper divisors (75440702).

118549618 is a wasteful number, since it uses less digits than its factorization.

118549618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5388632.

The product of its digits is 69120, while the sum is 43.

The square root of 118549618 is about 10888.0493202410. The cubic root of 118549618 is about 491.2471603623.

The spelling of 118549618 in words is "one hundred eighteen million, five hundred forty-nine thousand, six hundred eighteen".