4221386427841 has 16 divisors (see below), whose sum is σ = 4689550080000. Its totient is φ = 3767741966800.

The previous prime is 4221386427761. The next prime is 4221386427857. The reversal of 4221386427841 is 1487246831224.

It is a cyclic number.

It is not a de Polignac number, because 4221386427841 - 2⁴¹ = 2022363172289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4221386427341) 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, 11121091 + ... + 11494408.

It is an arithmetic number, because the mean of its divisors is an integer number (293096880000).

Almost surely, 2^{4221386427841} is an apocalyptic number.

It is an amenable number.

4221386427841 is a deficient number, since it is larger than the sum of its proper divisors (468163652159).

4221386427841 is a wasteful number, since it uses less digits than its factorization.

4221386427841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22615820.

The product of its digits is 4128768, while the sum is 52.

The spelling of 4221386427841 in words is "four trillion, two hundred twenty-one billion, three hundred eighty-six million, four hundred twenty-seven thousand, eight hundred forty-one".