706704663566 has 8 divisors (see below), whose sum is σ = 1156425813144. Its totient is φ = 321229392520.

The previous prime is 706704663547. The next prime is 706704663589. The reversal of 706704663566 is 665366407607.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16061469605 + ... + 16061469648.

It is an arithmetic number, because the mean of its divisors is an integer number (144553226643).

Almost surely, 2^706704663566 is an apocalyptic number.

706704663566 is a deficient number, since it is larger than the sum of its proper divisors (449721149578).

706704663566 is a wasteful number, since it uses less digits than its factorization.

706704663566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32122939266.

The product of its (nonzero) digits is 22861440, while the sum is 56.

The spelling of 706704663566 in words is "seven hundred six billion, seven hundred four million, six hundred sixty-three thousand, five hundred sixty-six".