6904616387843 has 2 divisors, whose sum is σ = 6904616387844. Its totient is φ = 6904616387842.

The previous prime is 6904616387821. The next prime is 6904616387863. The reversal of 6904616387843 is 3487836164096.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6904616387843 - 2⁸ = 6904616387587 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6904616387843.

It is not a weakly prime, because it can be changed into another prime (6904616387803) 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, 3452308193921 + 3452308193922.

It is an arithmetic number, because the mean of its divisors is an integer number (3452308193922).

Almost surely, 2^{6904616387843} is an apocalyptic number.

6904616387843 is a deficient number, since it is larger than the sum of its proper divisors (1).

6904616387843 is an equidigital number, since it uses as much as digits as its factorization.

6904616387843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 125411328, while the sum is 65.

The spelling of 6904616387843 in words is "six trillion, nine hundred four billion, six hundred sixteen million, three hundred eighty-seven thousand, eight hundred forty-three".