6873408868 has 6 divisors (see below), whose sum is σ = 12028465526. Its totient is φ = 3436704432.

The previous prime is 6873408847. The next prime is 6873408869. The reversal of 6873408868 is 8688043786.

It can be written as a sum of positive squares in only one way, i.e., 6848886564 + 24522304 = 82758^2 + 4952^2 .

It is not an unprimeable number, because it can be changed into a prime (6873408869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 859176105 + ... + 859176112.

Almost surely, 2^6873408868 is an apocalyptic number.

It is an amenable number.

6873408868 is a deficient number, since it is larger than the sum of its proper divisors (5155056658).

6873408868 is a wasteful number, since it uses less digits than its factorization.

6873408868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1718352221 (or 1718352219 counting only the distinct ones).

The product of its (nonzero) digits is 12386304, while the sum is 58.

The square root of 6873408868 is about 82906.0243166925. The cubic root of 6873408868 is about 1901.3295281692.

The spelling of 6873408868 in words is "six billion, eight hundred seventy-three million, four hundred eight thousand, eight hundred sixty-eight".