4423021512424 has 72 divisors (see below), whose sum is σ = 8712156429990. Its totient is φ = 2105073302400.

The previous prime is 4423021512407. The next prime is 4423021512431. The reversal of 4423021512424 is 4242151203244.

It can be written as a sum of positive squares in 3 ways, for example, as 428739467524 + 3994282044900 = 654782^2 + 1998570^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4423021512424.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 28529742 + ... + 28684354.

Almost surely, 2^{4423021512424} is an apocalyptic number.

It is an amenable number.

4423021512424 is a deficient number, since it is larger than the sum of its proper divisors (4289134917566).

4423021512424 is a wasteful number, since it uses less digits than its factorization.

4423021512424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154803 (or 154707 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 34.

Adding to 4423021512424 its reverse (4242151203244), we get a palindrome (8665172715668).

The spelling of 4423021512424 in words is "four trillion, four hundred twenty-three billion, twenty-one million, five hundred twelve thousand, four hundred twenty-four".