704308671361 has 27 divisors (see below), whose sum is σ = 747901987209. Its totient is φ = 663220760832.

The previous prime is 704308671259. The next prime is 704308671383. The reversal of 704308671361 is 163176803407.

The square root of 704308671361 is 839231.

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

It can be written as a sum of positive squares in 4 ways, for example, as 16145514225 + 688163157136 = 127065^2 + 829556^2 .

It is not a de Polignac number, because 704308671361 - 2⁷ = 704308671233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (704308678361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1046520721 + ... + 1046521393.

Almost surely, 2^704308671361 is an apocalyptic number.

704308671361 is the 839231-st square number.

704308671361 is the 419616-th centered octagonal number.

It is an amenable number.

704308671361 is a deficient number, since it is larger than the sum of its proper divisors (43593315848).

704308671361 is an frugal number, since it uses more digits than its factorization.

With its predecessor (704308671360) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (745).

704308671361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1490 (or 745 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 46.

The spelling of 704308671361 in words is "seven hundred four billion, three hundred eight million, six hundred seventy-one thousand, three hundred sixty-one".