6855566048536 has 16 divisors (see below), whose sum is σ = 12952309902840. Its totient is φ = 3401616741120.

The previous prime is 6855566048531. The next prime is 6855566048543. The reversal of 6855566048536 is 6358406655586.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6855566048531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3270784281 + ... + 3270786376.

Almost surely, 2^{6855566048536} is an apocalyptic number.

It is an amenable number.

6855566048536 is a deficient number, since it is larger than the sum of its proper divisors (6096743854304).

6855566048536 is a wasteful number, since it uses less digits than its factorization.

6855566048536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6541570794 (or 6541570790 counting only the distinct ones).

The product of its (nonzero) digits is 622080000, while the sum is 67.

The spelling of 6855566048536 in words is "six trillion, eight hundred fifty-five billion, five hundred sixty-six million, forty-eight thousand, five hundred thirty-six".