673407336996 has 27 divisors (see below), whose sum is σ = 1702236547921. Its totient is φ = 224467471104.

The previous prime is 673407336991. The next prime is 673407337073. The reversal of 673407336996 is 699633704376.

The square root of 673407336996 is 820614.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 88623396 + 673318713600 = 9414^2 + 820560^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (673407336991) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4855300 + ... + 4992068.

Almost surely, 2^673407336996 is an apocalyptic number.

673407336996 is the 820614-th square number.

It is an amenable number.

673407336996 is an abundant number, since it is smaller than the sum of its proper divisors (1028829210925).

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

673407336996 is an frugal number, since it uses more digits than its factorization.

673407336996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273548 (or 136774 counting only the distinct ones).

The product of its (nonzero) digits is 92588832, while the sum is 63.

The spelling of 673407336996 in words is "six hundred seventy-three billion, four hundred seven million, three hundred thirty-six thousand, nine hundred ninety-six".