6810407370847 has 2 divisors, whose sum is σ = 6810407370848. Its totient is φ = 6810407370846.

The previous prime is 6810407370817. The next prime is 6810407370901. The reversal of 6810407370847 is 7480737040186.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6810407370847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6810407370817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3405203685423 + 3405203685424.

It is an arithmetic number, because the mean of its divisors is an integer number (3405203685424).

Almost surely, 2^{6810407370847} is an apocalyptic number.

6810407370847 is a deficient number, since it is larger than the sum of its proper divisors (1).

6810407370847 is an equidigital number, since it uses as much as digits as its factorization.

6810407370847 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6322176, while the sum is 55.

The spelling of 6810407370847 in words is "six trillion, eight hundred ten billion, four hundred seven million, three hundred seventy thousand, eight hundred forty-seven".