673864468376 has 128 divisors (see below), whose sum is σ = 1430397480960. Its totient is φ = 294848294400.

The previous prime is 673864468369. The next prime is 673864468391.

673864468376 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 544756430 + ... + 544757666.

It is an arithmetic number, because the mean of its divisors is an integer number (11174980320).

Almost surely, 2^673864468376 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 673864468376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (715198740480).

673864468376 is an abundant number, since it is smaller than the sum of its proper divisors (756533012584).

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

673864468376 is a wasteful number, since it uses less digits than its factorization.

673864468376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2185 (or 2181 counting only the distinct ones).

The product of its digits is 585252864, while the sum is 68.

The spelling of 673864468376 in words is "six hundred seventy-three billion, eight hundred sixty-four million, four hundred sixty-eight thousand, three hundred seventy-six".