4021443402424 has 32 divisors (see below), whose sum is σ = 8617953830400. Its totient is φ = 1723360721760.

The previous prime is 4021443402407. The next prime is 4021443402433. The reversal of 4021443402424 is 4242043441204.

It is a self number, because there is not a number n which added to its sum of digits gives 4021443402424.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1547044 + ... + 3230515.

It is an arithmetic number, because the mean of its divisors is an integer number (269311057200).

Almost surely, 2^{4021443402424} is an apocalyptic number.

It is an amenable number.

4021443402424 is an abundant number, since it is smaller than the sum of its proper divisors (4596510427976).

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

4021443402424 is a wasteful number, since it uses less digits than its factorization.

4021443402424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4792603 (or 4792599 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 34.

Adding to 4021443402424 its reverse (4242043441204), we get a palindrome (8263486843628).

The spelling of 4021443402424 in words is "four trillion, twenty-one billion, four hundred forty-three million, four hundred two thousand, four hundred twenty-four".