4021444430313 has 16 divisors (see below), whose sum is σ = 5547185673600. Its totient is φ = 2588345262720.

The previous prime is 4021444430293. The next prime is 4021444430347. The reversal of 4021444430313 is 3130344441204.

It is not a de Polignac number, because 4021444430313 - 2⁵ = 4021444430281 is a prime.

It is a super-2 number, since 2×4021444430313² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4021444430383) 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, 190453 + ... + 2842386.

It is an arithmetic number, because the mean of its divisors is an integer number (346699104600).

Almost surely, 2^{4021444430313} is an apocalyptic number.

It is an amenable number.

4021444430313 is a deficient number, since it is larger than the sum of its proper divisors (1525741243287).

4021444430313 is a wasteful number, since it uses less digits than its factorization.

4021444430313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3048112.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 4021444430313 its reverse (3130344441204), we get a palindrome (7151788871517).

The spelling of 4021444430313 in words is "four trillion, twenty-one billion, four hundred forty-four million, four hundred thirty thousand, three hundred thirteen".