4021444421132 has 24 divisors (see below), whose sum is σ = 7167682398576. Its totient is φ = 1973843771328.

The previous prime is 4021444421129. The next prime is 4021444421219. The reversal of 4021444421132 is 2311244441204.

It is a super-2 number, since 2×4021444421132² (a number of 26 digits) contains 22 as substring.

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, 38523623 + ... + 38627870.

It is an arithmetic number, because the mean of its divisors is an integer number (298653433274).

Almost surely, 2^{4021444421132} is an apocalyptic number.

It is an amenable number.

4021444421132 is a deficient number, since it is larger than the sum of its proper divisors (3146237977444).

4021444421132 is a wasteful number, since it uses less digits than its factorization.

4021444421132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77151737 (or 77151735 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 4021444421132 its reverse (2311244441204), we get a palindrome (6332688862336).

The spelling of 4021444421132 in words is "four trillion, twenty-one billion, four hundred forty-four million, four hundred twenty-one thousand, one hundred thirty-two".