6654460644566 has 16 divisors (see below), whose sum is σ = 11439423002880. Its totient is φ = 2843967658920.

The previous prime is 6654460644541. The next prime is 6654460644569.

6654460644566 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 6654460644499 and 6654460644508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6654460644569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 661998620 + ... + 662008671.

It is an arithmetic number, because the mean of its divisors is an integer number (714963937680).

Almost surely, 2^{6654460644566} is an apocalyptic number.

6654460644566 is a deficient number, since it is larger than the sum of its proper divisors (4784962358314).

6654460644566 is a wasteful number, since it uses less digits than its factorization.

6654460644566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1324007659.

The product of its (nonzero) digits is 298598400, while the sum is 62.

The spelling of 6654460644566 in words is "six trillion, six hundred fifty-four billion, four hundred sixty million, six hundred forty-four thousand, five hundred sixty-six".