6847672709 has 16 divisors (see below), whose sum is σ = 7282800000. Its totient is φ = 6416216064.

The previous prime is 6847672681. The next prime is 6847672721. The reversal of 6847672709 is 9072767486.

It is a cyclic number.

It is not a de Polignac number, because 6847672709 - 2⁸ = 6847672453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6847672109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4893992 + ... + 4895390.

It is an arithmetic number, because the mean of its divisors is an integer number (455175000).

Almost surely, 2^6847672709 is an apocalyptic number.

It is an amenable number.

6847672709 is a deficient number, since it is larger than the sum of its proper divisors (435127291).

6847672709 is a wasteful number, since it uses less digits than its factorization.

6847672709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2492.

The product of its (nonzero) digits is 7112448, while the sum is 56.

The square root of 6847672709 is about 82750.6659127285. The cubic root of 6847672709 is about 1898.9535057978.

The spelling of 6847672709 in words is "six billion, eight hundred forty-seven million, six hundred seventy-two thousand, seven hundred nine".