43424242164443 has 4 divisors (see below), whose sum is σ = 49627705330800. Its totient is φ = 37220778998088.

The previous prime is 43424242164383. The next prime is 43424242164449. The reversal of 43424242164443 is 34446124242434.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 43424242164443 - 2¹² = 43424242160347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43424242164449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3101731583168 + ... + 3101731583181.

It is an arithmetic number, because the mean of its divisors is an integer number (12406926332700).

Almost surely, 2^{43424242164443} is an apocalyptic number.

43424242164443 is a deficient number, since it is larger than the sum of its proper divisors (6203463166357).

43424242164443 is an equidigital number, since it uses as much as digits as its factorization.

43424242164443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6203463166356.

The product of its digits is 7077888, while the sum is 47.

The spelling of 43424242164443 in words is "forty-three trillion, four hundred twenty-four billion, two hundred forty-two million, one hundred sixty-four thousand, four hundred forty-three".