4021444300241 has 16 divisors (see below), whose sum is σ = 4309406127504. Its totient is φ = 3739408318464.

The previous prime is 4021444300157. The next prime is 4021444300369. The reversal of 4021444300241 is 1420034441204.

It can be written as a sum of positive squares in 8 ways, for example, as 203855862016 + 3817588438225 = 451504^2 + 1953865^2 .

It is a cyclic number.

It is not a de Polignac number, because 4021444300241 - 2²² = 4021440105937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4021444303241) 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, 2742836 + ... + 3945381.

It is an arithmetic number, because the mean of its divisors is an integer number (269337882969).

Almost surely, 2^{4021444300241} is an apocalyptic number.

It is an amenable number.

4021444300241 is a deficient number, since it is larger than the sum of its proper divisors (287961827263).

4021444300241 is a wasteful number, since it uses less digits than its factorization.

4021444300241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6688660.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 4021444300241 its reverse (1420034441204), we get a palindrome (5441478741445).

The spelling of 4021444300241 in words is "four trillion, twenty-one billion, four hundred forty-four million, three hundred thousand, two hundred forty-one".