118589433816 has 128 divisors (see below), whose sum is σ = 363673082880. Its totient is φ = 31452696576.

The previous prime is 118589433803. The next prime is 118589433863. The reversal of 118589433816 is 618334985811.

It is a super-3 number, since 3×118589433816³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75916 + ... + 492891.

It is an arithmetic number, because the mean of its divisors is an integer number (2841195960).

Almost surely, 2^118589433816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118589433816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181836541440).

118589433816 is an abundant number, since it is smaller than the sum of its proper divisors (245083649064).

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

118589433816 is a wasteful number, since it uses less digits than its factorization.

118589433816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568913 (or 568909 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 57.

The spelling of 118589433816 in words is "one hundred eighteen billion, five hundred eighty-nine million, four hundred thirty-three thousand, eight hundred sixteen".