6847837208049 has 4 divisors (see below), whose sum is σ = 9130449610736. Its totient is φ = 4565224805364.

The previous prime is 6847837208039. The next prime is 6847837208053. The reversal of 6847837208049 is 9408027387486.

6847837208049 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 6847837208049 - 2⁹ = 6847837207537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6847837208039) 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, 1141306201339 + ... + 1141306201344.

It is an arithmetic number, because the mean of its divisors is an integer number (2282612402684).

Almost surely, 2^{6847837208049} is an apocalyptic number.

It is an amenable number.

6847837208049 is a deficient number, since it is larger than the sum of its proper divisors (2282612402687).

6847837208049 is a wasteful number, since it uses less digits than its factorization.

6847837208049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2282612402686.

The product of its (nonzero) digits is 130056192, while the sum is 66.

The spelling of 6847837208049 in words is "six trillion, eight hundred forty-seven billion, eight hundred thirty-seven million, two hundred eight thousand, forty-nine".