6686872096 has 12 divisors (see below), whose sum is σ = 13164779502. Its totient is φ = 3343436032.

The previous prime is 6686872091. The next prime is 6686872097. The reversal of 6686872096 is 6902786866.

It can be written as a sum of positive squares in only one way, i.e., 4975891600 + 1710980496 = 70540^2 + 41364^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6686872096.

It is not an unprimeable number, because it can be changed into a prime (6686872091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 104482345 + ... + 104482408.

Almost surely, 2^6686872096 is an apocalyptic number.

It is an amenable number.

6686872096 is a deficient number, since it is larger than the sum of its proper divisors (6477907406).

6686872096 is a wasteful number, since it uses less digits than its factorization.

6686872096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208964763 (or 208964755 counting only the distinct ones).

The product of its (nonzero) digits is 10450944, while the sum is 58.

The square root of 6686872096 is about 81773.2969617833. The cubic root of 6686872096 is about 1883.9715437542.

The spelling of 6686872096 in words is "six billion, six hundred eighty-six million, eight hundred seventy-two thousand, ninety-six".