4043344000243 has 4 divisors (see below), whose sum is σ = 4043348571600. Its totient is φ = 4043339428888.

The previous prime is 4043344000231. The next prime is 4043344000247. The reversal of 4043344000243 is 3420004433404.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4043344000243 - 2¹⁷ = 4043343869171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4043344000247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 487255 + ... + 2885152.

It is an arithmetic number, because the mean of its divisors is an integer number (1010837142900).

Almost surely, 2^{4043344000243} is an apocalyptic number.

4043344000243 is a deficient number, since it is larger than the sum of its proper divisors (4571357).

4043344000243 is a wasteful number, since it uses less digits than its factorization.

4043344000243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4571356.

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 4043344000243 its reverse (3420004433404), we get a palindrome (7463348433647).

The spelling of 4043344000243 in words is "four trillion, forty-three billion, three hundred forty-four million, two hundred forty-three", and thus it is an aban number.