704005745666 has 24 divisors (see below), whose sum is σ = 1075615505580. Its totient is φ = 345584111616.

The previous prime is 704005745647. The next prime is 704005745683. The reversal of 704005745666 is 666547500407.

It can be written as a sum of positive squares in 2 ways, for example, as 689017865041 + 14987880625 = 830071^2 + 122425^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5288030 + ... + 5419526.

Almost surely, 2^704005745666 is an apocalyptic number.

704005745666 is a deficient number, since it is larger than the sum of its proper divisors (371609759914).

704005745666 is a wasteful number, since it uses less digits than its factorization.

704005745666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132386 (or 132327 counting only the distinct ones).

The product of its (nonzero) digits is 4233600, while the sum is 50.

The spelling of 704005745666 in words is "seven hundred four billion, five million, seven hundred forty-five thousand, six hundred sixty-six".