4243454543424 has 56 divisors (see below), whose sum is σ = 11241149260608. Its totient is φ = 1412761914880.

The previous prime is 4243454543411. The next prime is 4243454543483.

It is a happy number.

4243454543424 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13302372 + ... + 13617635.

Almost surely, 2^{4243454543424} is an apocalyptic number.

It is an amenable number.

4243454543424 is an abundant number, since it is smaller than the sum of its proper divisors (6997694717184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4243454543424 is a wasteful number, since it uses less digits than its factorization.

4243454543424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26920843 (or 26920833 counting only the distinct ones).

The product of its digits is 14745600, while the sum is 48.

The spelling of 4243454543424 in words is "four trillion, two hundred forty-three billion, four hundred fifty-four million, five hundred forty-three thousand, four hundred twenty-four".