118458920448 has 400 divisors, whose sum is σ = 389833267824. Its totient is φ = 35513303040.

The previous prime is 118458920441. The next prime is 118458920471. The reversal of 118458920448 is 844029854811.

118458920448 is a `hidden beast` number, since 1 + 18 + 4 + 589 + 2 + 0 + 4 + 48 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 118458920394 and 118458920403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118458920441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 44249286 + ... + 44251962.

Almost surely, 2^118458920448 is an apocalyptic number.

118458920448 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118458920448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194916633912).

118458920448 is an abundant number, since it is smaller than the sum of its proper divisors (271374347376).

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

118458920448 is an equidigital number, since it uses as much as digits as its factorization.

118458920448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2815 (or 2790 counting only the distinct ones).

The product of its (nonzero) digits is 2949120, while the sum is 54.

The spelling of 118458920448 in words is "one hundred eighteen billion, four hundred fifty-eight million, nine hundred twenty thousand, four hundred forty-eight".