785686664366444 has 6 divisors (see below), whose sum is σ = 1374951662641284. Its totient is φ = 392843332183220.

The previous prime is 785686664366441. The next prime is 785686664366467. The reversal of 785686664366444 is 444663466686587.

785686664366444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (785686664366441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98210833045802 + ... + 98210833045809.

It is an arithmetic number, because the mean of its divisors is an integer number (229158610440214).

Almost surely, 2^{785686664366444} is an apocalyptic number.

It is an amenable number.

785686664366444 is a deficient number, since it is larger than the sum of its proper divisors (589264998274840).

785686664366444 is a wasteful number, since it uses less digits than its factorization.

785686664366444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196421666091615 (or 196421666091613 counting only the distinct ones).

The product of its digits is 80263249920, while the sum is 83.

The spelling of 785686664366444 in words is "seven hundred eighty-five trillion, six hundred eighty-six billion, six hundred sixty-four million, three hundred sixty-six thousand, four hundred forty-four".