118173927738 has 64 divisors (see below), whose sum is σ = 252809182080. Its totient is φ = 36696748032.

The previous prime is 118173927731. The next prime is 118173927763. The reversal of 118173927738 is 837729371811.

It is not an unprimeable number, because it can be changed into a prime (118173927731) 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 31 ways as a sum of consecutive naturals, for example, 4765620 + ... + 4790352.

It is an arithmetic number, because the mean of its divisors is an integer number (3950143470).

Almost surely, 2^118173927738 is an apocalyptic number.

118173927738 is an abundant number, since it is smaller than the sum of its proper divisors (134635254342).

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

118173927738 is a wasteful number, since it uses less digits than its factorization.

118173927738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25231.

The product of its digits is 3556224, while the sum is 57.

The spelling of 118173927738 in words is "one hundred eighteen billion, one hundred seventy-three million, nine hundred twenty-seven thousand, seven hundred thirty-eight".