118218448 has 10 divisors (see below), whose sum is σ = 229048274. Its totient is φ = 59109216.

The previous prime is 118218431. The next prime is 118218497. The reversal of 118218448 is 844812811.

It can be written as a sum of positive squares in only one way, i.e., 63872064 + 54346384 = 7992^2 + 7372^2 .

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3694311 + ... + 3694342.

Almost surely, 2^118218448 is an apocalyptic number.

It is an amenable number.

118218448 is a deficient number, since it is larger than the sum of its proper divisors (110829826).

118218448 is an equidigital number, since it uses as much as digits as its factorization.

118218448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7388661 (or 7388655 counting only the distinct ones).

The product of its digits is 16384, while the sum is 37.

The square root of 118218448 is about 10872.8307261725. The cubic root of 118218448 is about 490.7892985004.

The spelling of 118218448 in words is "one hundred eighteen million, two hundred eighteen thousand, four hundred forty-eight".