5644613287868 has 48 divisors (see below), whose sum is σ = 10091540571840. Its totient is φ = 2761996199424.

The previous prime is 5644613287783. The next prime is 5644613287883. The reversal of 5644613287868 is 8687823164465.

It is a junction number, because it is equal to n+sod(n) for n = 5644613287798 and 5644613287807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68784830 + ... + 68866842.

It is an arithmetic number, because the mean of its divisors is an integer number (210240428580).

Almost surely, 2^{5644613287868} is an apocalyptic number.

It is an amenable number.

5644613287868 is a deficient number, since it is larger than the sum of its proper divisors (4446927283972).

5644613287868 is a wasteful number, since it uses less digits than its factorization.

5644613287868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84086 (or 84084 counting only the distinct ones).

The product of its digits is 371589120, while the sum is 68.

The spelling of 5644613287868 in words is "five trillion, six hundred forty-four billion, six hundred thirteen million, two hundred eighty-seven thousand, eight hundred sixty-eight".