118341138918 has 16 divisors (see below), whose sum is σ = 236685900096. Its totient is φ = 39446442600.

The previous prime is 118341138917. The next prime is 118341138947. The reversal of 118341138918 is 819831143811.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118341138917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 470805 + ... + 677007.

It is an arithmetic number, because the mean of its divisors is an integer number (14792868756).

Almost surely, 2^118341138918 is an apocalyptic number.

118341138918 is an abundant number, since it is smaller than the sum of its proper divisors (118344761178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

118341138918 is a wasteful number, since it uses less digits than its factorization.

118341138918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301859.

The product of its digits is 165888, while the sum is 48.

The spelling of 118341138918 in words is "one hundred eighteen billion, three hundred forty-one million, one hundred thirty-eight thousand, nine hundred eighteen".