4243434000443 has 12 divisors (see below), whose sum is σ = 4743325869240. Its totient is φ = 3792283075680.

The previous prime is 4243434000439. The next prime is 4243434000451. The reversal of 4243434000443 is 3440004343424.

It is not a de Polignac number, because 4243434000443 - 2² = 4243434000439 is a prime.

It is a super-2 number, since 2×4243434000443² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4243434000493) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 297193730 + ... + 297208007.

It is an arithmetic number, because the mean of its divisors is an integer number (395277155770).

Almost surely, 2^{4243434000443} is an apocalyptic number.

4243434000443 is a deficient number, since it is larger than the sum of its proper divisors (499891868797).

4243434000443 is a wasteful number, since it uses less digits than its factorization.

4243434000443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594401818 (or 594401807 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 35.

Adding to 4243434000443 its reverse (3440004343424), we get a palindrome (7683438343867).

The spelling of 4243434000443 in words is "four trillion, two hundred forty-three billion, four hundred thirty-four million, four hundred forty-three", and thus it is an aban number.