118688544 has 96 divisors (see below), whose sum is σ = 372839040. Its totient is φ = 36516096.

The previous prime is 118688527. The next prime is 118688551. The reversal of 118688544 is 445886811.

It is a tau number, because it is divible by the number of its divisors (96).

It is a self number, because there is not a number n which added to its sum of digits gives 118688544.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5949 + ... + 16515.

It is an arithmetic number, because the mean of its divisors is an integer number (3883740).

Almost surely, 2^118688544 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 118688544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186419520).

118688544 is an abundant number, since it is smaller than the sum of its proper divisors (254150496).

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

118688544 is a wasteful number, since it uses less digits than its factorization.

118688544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10599 (or 10585 counting only the distinct ones).

The product of its digits is 245760, while the sum is 45.

The square root of 118688544 is about 10894.4271992611. The cubic root of 118688544 is about 491.4389797945.

The spelling of 118688544 in words is "one hundred eighteen million, six hundred eighty-eight thousand, five hundred forty-four".