5583666663856 has 10 divisors (see below), whose sum is σ = 10818354161252. Its totient is φ = 2791833331920.

The previous prime is 5583666663853. The next prime is 5583666663857. The reversal of 5583666663856 is 6583666663855.

It is not an unprimeable number, because it can be changed into a prime (5583666663853) by changing a digit.

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 as a sum of consecutive naturals, namely, 174489583230 + ... + 174489583261.

Almost surely, 2^{5583666663856} is an apocalyptic number.

It is an amenable number.

5583666663856 is a deficient number, since it is larger than the sum of its proper divisors (5234687497396).

5583666663856 is a wasteful number, since it uses less digits than its factorization.

5583666663856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348979166499 (or 348979166493 counting only the distinct ones).

The product of its digits is 3359232000, while the sum is 73.

Subtracting 5583666663856 from its reverse (6583666663855), we obtain a palindrome (999999999999).

The spelling of 5583666663856 in words is "five trillion, five hundred eighty-three billion, six hundred sixty-six million, six hundred sixty-three thousand, eight hundred fifty-six".