6728210772016 has 20 divisors (see below), whose sum is σ = 13037484344472. Its totient is φ = 3363698683136.

The previous prime is 6728210772001. The next prime is 6728210772083. The reversal of 6728210772016 is 6102770128276.

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, 25282426 + ... + 25547161.

Almost surely, 2^{6728210772016} is an apocalyptic number.

It is an amenable number.

6728210772016 is a deficient number, since it is larger than the sum of its proper divisors (6309273572456).

6728210772016 is a wasteful number, since it uses less digits than its factorization.

6728210772016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50837868 (or 50837862 counting only the distinct ones).

The product of its (nonzero) digits is 790272, while the sum is 49.

The spelling of 6728210772016 in words is "six trillion, seven hundred twenty-eight billion, two hundred ten million, seven hundred seventy-two thousand, sixteen".