6443135056163 has 16 divisors (see below), whose sum is σ = 7396413964800. Its totient is φ = 5563159898400.

The previous prime is 6443135056151. The next prime is 6443135056213. The reversal of 6443135056163 is 3616505313446.

It is a happy number.

It is not a de Polignac number, because 6443135056163 - 2¹⁶ = 6443134990627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6443135058163) 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, 165079013 + ... + 165118038.

It is an arithmetic number, because the mean of its divisors is an integer number (462275872800).

Almost surely, 2^{6443135056163} is an apocalyptic number.

6443135056163 is a deficient number, since it is larger than the sum of its proper divisors (953278908637).

6443135056163 is a wasteful number, since it uses less digits than its factorization.

6443135056163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330197162.

The product of its (nonzero) digits is 2332800, while the sum is 47.

The spelling of 6443135056163 in words is "six trillion, four hundred forty-three billion, one hundred thirty-five million, fifty-six thousand, one hundred sixty-three".