4243223033444 has 48 divisors (see below), whose sum is σ = 8089324958400. Its totient is φ = 1939840430976.

The previous prime is 4243223033443. The next prime is 4243223033461. The reversal of 4243223033444 is 4443303223424.

It is a super-2 number, since 2×4243223033444² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a junction number, because it is equal to n+sod(n) for n = 4243223033398 and 4243223033407.

It is not an unprimeable number, because it can be changed into a prime (4243223033443) 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, 4976147 + ... + 5766149.

It is an arithmetic number, because the mean of its divisors is an integer number (168527603300).

Almost surely, 2^{4243223033444} is an apocalyptic number.

It is an amenable number.

4243223033444 is a deficient number, since it is larger than the sum of its proper divisors (3846101924956).

4243223033444 is a wasteful number, since it uses less digits than its factorization.

4243223033444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792492 (or 792490 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 38.

Adding to 4243223033444 its reverse (4443303223424), we get a palindrome (8686526256868).

The spelling of 4243223033444 in words is "four trillion, two hundred forty-three billion, two hundred twenty-three million, thirty-three thousand, four hundred forty-four".