6628475068785 has 24 divisors (see below), whose sum is σ = 11756551133184. Its totient is φ = 3452973058080.

The previous prime is 6628475068753. The next prime is 6628475068801. The reversal of 6628475068785 is 5878605748266.

6628475068785 is a `hidden beast` number, since 6 + 6 + 2 + 8 + 47 + 506 + 8 + 78 + 5 = 666.

It is not a de Polignac number, because 6628475068785 - 2⁵ = 6628475068753 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1712782321 + ... + 1712786190.

It is an arithmetic number, because the mean of its divisors is an integer number (489856297216).

Almost surely, 2^{6628475068785} is an apocalyptic number.

It is an amenable number.

6628475068785 is a deficient number, since it is larger than the sum of its proper divisors (5128076064399).

6628475068785 is a wasteful number, since it uses less digits than its factorization.

6628475068785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3425568565 (or 3425568562 counting only the distinct ones).

The product of its (nonzero) digits is 1083801600, while the sum is 72.

The spelling of 6628475068785 in words is "six trillion, six hundred twenty-eight billion, four hundred seventy-five million, sixty-eight thousand, seven hundred eighty-five".