8659785004085 has 16 divisors (see below), whose sum is σ = 10539672015600. Its totient is φ = 6829796774400.

The previous prime is 8659785003941. The next prime is 8659785004133. The reversal of 8659785004085 is 5804005879568.

It can be written as a sum of positive squares in 8 ways, for example, as 4191526564 + 8655593477521 = 64742^2 + 2942039^2 .

It is not a de Polignac number, because 8659785004085 - 2²² = 8659780809781 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36680810 + ... + 36916139.

It is an arithmetic number, because the mean of its divisors is an integer number (658729500975).

Almost surely, 2^{8659785004085} is an apocalyptic number.

It is an amenable number.

8659785004085 is a deficient number, since it is larger than the sum of its proper divisors (1879887011515).

8659785004085 is a wasteful number, since it uses less digits than its factorization.

8659785004085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73597288.

The product of its (nonzero) digits is 96768000, while the sum is 65.

The spelling of 8659785004085 in words is "eight trillion, six hundred fifty-nine billion, seven hundred eighty-five million, four thousand, eighty-five".