6585660063775 has 12 divisors (see below), whose sum is σ = 8794389131752. Its totient is φ = 4863256662240.

The previous prime is 6585660063757. The next prime is 6585660063791. The reversal of 6585660063775 is 5773600665856.

It is not a de Polignac number, because 6585660063775 - 2³⁵ = 6551300325407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10131784389 + ... + 10131785038.

Almost surely, 2^{6585660063775} is an apocalyptic number.

6585660063775 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

6585660063775 is a deficient number, since it is larger than the sum of its proper divisors (2208729067977).

6585660063775 is a wasteful number, since it uses less digits than its factorization.

6585660063775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20263569450 (or 20263569445 counting only the distinct ones).

The product of its (nonzero) digits is 190512000, while the sum is 64.

The spelling of 6585660063775 in words is "six trillion, five hundred eighty-five billion, six hundred sixty million, sixty-three thousand, seven hundred seventy-five".