6683650563866 has 16 divisors (see below), whose sum is σ = 10060370178720. Its totient is φ = 3330211343760.

The previous prime is 6683650563859. The next prime is 6683650563901.

6683650563866 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 6683650563796 and 6683650563805.

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 7 ways as a sum of consecutive naturals, for example, 3612176 + ... + 5139563.

It is an arithmetic number, because the mean of its divisors is an integer number (628773136170).

Almost surely, 2^{6683650563866} is an apocalyptic number.

6683650563866 is a deficient number, since it is larger than the sum of its proper divisors (3376719614854).

6683650563866 is a wasteful number, since it uses less digits than its factorization.

6683650563866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8753069.

The product of its (nonzero) digits is 671846400, while the sum is 68.

The spelling of 6683650563866 in words is "six trillion, six hundred eighty-three billion, six hundred fifty million, five hundred sixty-three thousand, eight hundred sixty-six".