6881272016 has 20 divisors (see below), whose sum is σ = 13361652612. Its totient is φ = 3433103616.

The previous prime is 6881272003. The next prime is 6881272033. The reversal of 6881272016 is 6102721886.

It can be written as a sum of positive squares in 2 ways, for example, as 4838593600 + 2042678416 = 69560^2 + 45196^2 .

It is a congruent number.

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, 463235 + ... + 477858.

Almost surely, 2^6881272016 is an apocalyptic number.

It is an amenable number.

6881272016 is a deficient number, since it is larger than the sum of its proper divisors (6480380596).

6881272016 is a wasteful number, since it uses less digits than its factorization.

6881272016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 941558 (or 941552 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 41.

The square root of 6881272016 is about 82953.4328162494. The cubic root of 6881272016 is about 1902.0542892646.

The spelling of 6881272016 in words is "six billion, eight hundred eighty-one million, two hundred seventy-two thousand, sixteen".