705753872985 has 48 divisors (see below), whose sum is σ = 1390835028096. Its totient is φ = 303652081152.

The previous prime is 705753872959. The next prime is 705753873001. The reversal of 705753872985 is 589278357507.

It is not a de Polignac number, because 705753872985 - 2⁶ = 705753872921 is a prime.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 28228957 + ... + 28253946.

It is an arithmetic number, because the mean of its divisors is an integer number (28975729752).

Almost surely, 2^705753872985 is an apocalyptic number.

It is an amenable number.

705753872985 is a deficient number, since it is larger than the sum of its proper divisors (685081155111).

705753872985 is a wasteful number, since it uses less digits than its factorization.

705753872985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56482942 (or 56482935 counting only the distinct ones).

The product of its (nonzero) digits is 148176000, while the sum is 66.

The spelling of 705753872985 in words is "seven hundred five billion, seven hundred fifty-three million, eight hundred seventy-two thousand, nine hundred eighty-five".