4021443403234 has 16 divisors (see below), whose sum is σ = 6295514904000. Its totient is φ = 1922968483920.

The previous prime is 4021443403223. The next prime is 4021443403261. The reversal of 4021443403234 is 4323043441204.

It is a self number, because there is not a number n which added to its sum of digits gives 4021443403234.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7241484 + ... + 7777015.

It is an arithmetic number, because the mean of its divisors is an integer number (393469681500).

Almost surely, 2^{4021443403234} is an apocalyptic number.

4021443403234 is a deficient number, since it is larger than the sum of its proper divisors (2274071500766).

4021443403234 is a wasteful number, since it uses less digits than its factorization.

4021443403234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15024345.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 4021443403234 its reverse (4323043441204), we get a palindrome (8344486844438).

The spelling of 4021443403234 in words is "four trillion, twenty-one billion, four hundred forty-three million, four hundred three thousand, two hundred thirty-four".