6488865344816 has 20 divisors (see below), whose sum is σ = 12584026003824. Its totient is φ = 3241374763200.

The previous prime is 6488865344809. The next prime is 6488865344827. The reversal of 6488865344816 is 6184435688846.

It is a self number, because there is not a number n which added to its sum of digits gives 6488865344816.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191101820 + ... + 191135771.

Almost surely, 2^{6488865344816} is an apocalyptic number.

It is an amenable number.

6488865344816 is a deficient number, since it is larger than the sum of its proper divisors (6095160659008).

6488865344816 is a wasteful number, since it uses less digits than its factorization.

6488865344816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382238660 (or 382238654 counting only the distinct ones).

The product of its digits is 849346560, while the sum is 71.

The spelling of 6488865344816 in words is "six trillion, four hundred eighty-eight billion, eight hundred sixty-five million, three hundred forty-four thousand, eight hundred sixteen".