6409165553047 has 2 divisors, whose sum is σ = 6409165553048. Its totient is φ = 6409165553046.

The previous prime is 6409165553017. The next prime is 6409165553071. The reversal of 6409165553047 is 7403555619046.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6409165553047 - 2¹¹ = 6409165550999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6409165553017) 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, 3204582776523 + 3204582776524.

It is an arithmetic number, because the mean of its divisors is an integer number (3204582776524).

Almost surely, 2^{6409165553047} is an apocalyptic number.

6409165553047 is a deficient number, since it is larger than the sum of its proper divisors (1).

6409165553047 is an equidigital number, since it uses as much as digits as its factorization.

6409165553047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608000, while the sum is 55.

The spelling of 6409165553047 in words is "six trillion, four hundred nine billion, one hundred sixty-five million, five hundred fifty-three thousand, forty-seven".