6663344892208 has 40 divisors (see below), whose sum is σ = 12918517255728. Its totient is φ = 3329534487552.

The previous prime is 6663344892179. The next prime is 6663344892221. The reversal of 6663344892208 is 8022984433666.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 394669335 + ... + 394686217.

Almost surely, 2^{6663344892208} is an apocalyptic number.

It is an amenable number.

6663344892208 is a deficient number, since it is larger than the sum of its proper divisors (6255172363520).

6663344892208 is a wasteful number, since it uses less digits than its factorization.

6663344892208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31261 (or 31255 counting only the distinct ones).

The product of its (nonzero) digits is 71663616, while the sum is 61.

The spelling of 6663344892208 in words is "six trillion, six hundred sixty-three billion, three hundred forty-four million, eight hundred ninety-two thousand, two hundred eight".