118538188408 has 16 divisors (see below), whose sum is σ = 227427920280. Its totient is φ = 57890743008.

The previous prime is 118538188403. The next prime is 118538188427. The reversal of 118538188408 is 804881835811.

It is a super-2 number, since 2×118538188408² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118538188403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172293535 + ... + 172294222.

Almost surely, 2^118538188408 is an apocalyptic number.

It is an amenable number.

118538188408 is a deficient number, since it is larger than the sum of its proper divisors (108889731872).

118538188408 is a wasteful number, since it uses less digits than its factorization.

118538188408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344587806 (or 344587802 counting only the distinct ones).

The product of its (nonzero) digits is 1966080, while the sum is 55.

The spelling of 118538188408 in words is "one hundred eighteen billion, five hundred thirty-eight million, one hundred eighty-eight thousand, four hundred eight".