6368684868636 has 12 divisors (see below), whose sum is σ = 14860264693512. Its totient is φ = 2122894956208.

The previous prime is 6368684868593. The next prime is 6368684868641.

6368684868636 is nontrivially palindromic in base 10.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 265361869515 + ... + 265361869538.

It is an arithmetic number, because the mean of its divisors is an integer number (1238355391126).

Almost surely, 2^{6368684868636} is an apocalyptic number.

It is an amenable number.

6368684868636 is an abundant number, since it is smaller than the sum of its proper divisors (8491579824876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6368684868636 is a wasteful number, since it uses less digits than its factorization.

6368684868636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530723739060 (or 530723739058 counting only the distinct ones).

The product of its digits is 6879707136, while the sum is 78.

The spelling of 6368684868636 in words is "six trillion, three hundred sixty-eight billion, six hundred eighty-four million, eight hundred sixty-eight thousand, six hundred thirty-six".