4021444444311 has 48 divisors (see below), whose sum is σ = 6643761040384. Its totient is φ = 2296173966912.

The previous prime is 4021444444249. The next prime is 4021444444343. The reversal of 4021444444311 is 1134444441204.

4021444444311 is a `hidden beast` number, since 4 + 0 + 214 + 4 + 4 + 4 + 4 + 431 + 1 = 666.

It is not a de Polignac number, because 4021444444311 - 2⁶ = 4021444444247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021444444111) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 739641285 + ... + 739646721.

Almost surely, 2^{4021444444311} is an apocalyptic number.

4021444444311 is a deficient number, since it is larger than the sum of its proper divisors (2622316596073).

4021444444311 is a wasteful number, since it uses less digits than its factorization.

4021444444311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12460 (or 12457 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 36.

Adding to 4021444444311 its reverse (1134444441204), we get a palindrome (5155888885515).

The spelling of 4021444444311 in words is "four trillion, twenty-one billion, four hundred forty-four million, four hundred forty-four thousand, three hundred eleven".