704160974449 has 9 divisors (see below), whose sum is σ = 709380831627. Its totient is φ = 698979266424.

The previous prime is 704160974431. The next prime is 704160974453. The reversal of 704160974449 is 944479061407.

The square root of 704160974449 is 839143.

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., 138253830625 + 565907143824 = 371825^2 + 752268^2 .

It is not a de Polignac number, because 704160974449 - 2⁵ = 704160974417 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 704160974449.

It is not an unprimeable number, because it can be changed into a prime (704160974479) 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, 116637859 + ... + 116643895.

It is an arithmetic number, because the mean of its divisors is an integer number (78820092403).

Almost surely, 2^704160974449 is an apocalyptic number.

704160974449 is the 839143-rd square number.

704160974449 is the 419572-nd centered octagonal number.

It is an amenable number.

704160974449 is a deficient number, since it is larger than the sum of its proper divisors (5219857178).

704160974449 is an frugal number, since it uses more digits than its factorization.

704160974449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12352 (or 6176 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 55.

The spelling of 704160974449 in words is "seven hundred four billion, one hundred sixty million, nine hundred seventy-four thousand, four hundred forty-nine".