705206972864 has 28 divisors (see below), whose sum is σ = 1406721787008. Its totient is φ = 350757388800.

The previous prime is 705206972851. The next prime is 705206972927. The reversal of 705206972864 is 468279602507.

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, 28832957 + ... + 28857404.

Almost surely, 2^705206972864 is an apocalyptic number.

It is an amenable number.

705206972864 is a deficient number, since it is larger than the sum of its proper divisors (701514814144).

705206972864 is a wasteful number, since it uses less digits than its factorization.

705206972864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57690564 (or 57690554 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 56.

The spelling of 705206972864 in words is "seven hundred five billion, two hundred six million, nine hundred seventy-two thousand, eight hundred sixty-four".