4021424004403 has 16 divisors (see below), whose sum is σ = 4349863679616. Its totient is φ = 3695716569600.

The previous prime is 4021424004391. The next prime is 4021424004431. The reversal of 4021424004403 is 3044004241204.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4021424004403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4021424004443) 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, 27208503 + ... + 27355903.

It is an arithmetic number, because the mean of its divisors is an integer number (271866479976).

Almost surely, 2^{4021424004403} is an apocalyptic number.

4021424004403 is a deficient number, since it is larger than the sum of its proper divisors (328439675213).

4021424004403 is a wasteful number, since it uses less digits than its factorization.

4021424004403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156654.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 4021424004403 its reverse (3044004241204), we get a palindrome (7065428245607).

The spelling of 4021424004403 in words is "four trillion, twenty-one billion, four hundred twenty-four million, four thousand, four hundred three".