673543345376 has 48 divisors (see below), whose sum is σ = 1446654359808. Its totient is φ = 306141897600.

The previous prime is 673543345333. The next prime is 673543345469.

673543345376 is nontrivially palindromic in base 10.

673543345376 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13147331 + ... + 13198461.

It is an arithmetic number, because the mean of its divisors is an integer number (30138632496).

Almost surely, 2^673543345376 is an apocalyptic number.

It is an amenable number.

673543345376 is an abundant number, since it is smaller than the sum of its proper divisors (773111014432).

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

673543345376 is a wasteful number, since it uses less digits than its factorization.

673543345376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88575 (or 88567 counting only the distinct ones).

The product of its digits is 57153600, while the sum is 56.

The spelling of 673543345376 in words is "six hundred seventy-three billion, five hundred forty-three million, three hundred forty-five thousand, three hundred seventy-six".