673680168 has 96 divisors (see below), whose sum is σ = 2104502400. Its totient is φ = 190698624.

The previous prime is 673680083. The next prime is 673680173. The reversal of 673680168 is 861086376.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48805 + ... + 61067.

It is an arithmetic number, because the mean of its divisors is an integer number (21921900).

Almost surely, 2^673680168 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 673680168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1052251200).

673680168 is an abundant number, since it is smaller than the sum of its proper divisors (1430822232).

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

673680168 is a wasteful number, since it uses less digits than its factorization.

673680168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12391 (or 12384 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 673680168 is about 25955.3495064120. The cubic root of 673680168 is about 876.6332132817.

The spelling of 673680168 in words is "six hundred seventy-three million, six hundred eighty thousand, one hundred sixty-eight".