673735537376 has 48 divisors (see below), whose sum is σ = 1447143168240. Its totient is φ = 306213166080.

The previous prime is 673735537309. The next prime is 673735537399.

673735537376 is nontrivially palindromic in base 10.

673735537376 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, 3687410 + ... + 3865806.

It is an arithmetic number, because the mean of its divisors is an integer number (30148816005).

Almost surely, 2^673735537376 is an apocalyptic number.

It is an amenable number.

673735537376 is an abundant number, since it is smaller than the sum of its proper divisors (773407630864).

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

673735537376 is a wasteful number, since it uses less digits than its factorization.

673735537376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189147 (or 189139 counting only the distinct ones).

The product of its digits is 175032900, while the sum is 62.

The spelling of 673735537376 in words is "six hundred seventy-three billion, seven hundred thirty-five million, five hundred thirty-seven thousand, three hundred seventy-six".