6874877849128 has 16 divisors (see below), whose sum is σ = 12900304054260. Its totient is φ = 3434796768000.

The previous prime is 6874877849123. The next prime is 6874877849143. The reversal of 6874877849128 is 8219487784786.

It can be written as a sum of positive squares in 2 ways, for example, as 6869232130084 + 5645719044 = 2620922^2 + 75138^2 .

It is not an unprimeable number, because it can be changed into a prime (6874877849123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 330258513 + ... + 330279328.

Almost surely, 2^{6874877849128} is an apocalyptic number.

It is an amenable number.

6874877849128 is a deficient number, since it is larger than the sum of its proper divisors (6025426205132).

6874877849128 is a wasteful number, since it uses less digits than its factorization.

6874877849128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660539148 (or 660539144 counting only the distinct ones).

The product of its digits is 2427715584, while the sum is 79.

The spelling of 6874877849128 in words is "six trillion, eight hundred seventy-four billion, eight hundred seventy-seven million, eight hundred forty-nine thousand, one hundred twenty-eight".