168432648 has 32 divisors (see below), whose sum is σ = 423879360. Its totient is φ = 55771200.

The previous prime is 168432637. The next prime is 168432679. The reversal of 168432648 is 846234861.

168432648 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19615 + ... + 26862.

It is an arithmetic number, because the mean of its divisors is an integer number (13246230).

Almost surely, 2^168432648 is an apocalyptic number.

It is an amenable number.

168432648 is an abundant number, since it is smaller than the sum of its proper divisors (255446712).

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

168432648 is a wasteful number, since it uses less digits than its factorization.

168432648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46637 (or 46633 counting only the distinct ones).

The product of its digits is 221184, while the sum is 42.

The square root of 168432648 is about 12978.1604243437. The cubic root of 168432648 is about 552.2580971148.

It can be divided in two parts, 16843 and 2648, that added together give a palindrome (19491).

The spelling of 168432648 in words is "one hundred sixty-eight million, four hundred thirty-two thousand, six hundred forty-eight".