118923648 has 64 divisors (see below), whose sum is σ = 321132720. Its totient is φ = 38983680.

The previous prime is 118923647. The next prime is 118923671. The reversal of 118923648 is 846329811.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118923647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20886 + ... + 25962.

Almost surely, 2^118923648 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 118923648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160566360).

118923648 is an abundant number, since it is smaller than the sum of its proper divisors (202209072).

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

118923648 is an equidigital number, since it uses as much as digits as its factorization.

118923648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5155 (or 5143 counting only the distinct ones).

The product of its digits is 82944, while the sum is 42.

The square root of 118923648 is about 10905.2119649276. The cubic root of 118923648 is about 491.7632544641.

The spelling of 118923648 in words is "one hundred eighteen million, nine hundred twenty-three thousand, six hundred forty-eight".