4021441424442 has 48 divisors (see below), whose sum is σ = 9636967758600. Its totient is φ = 1203924249216.

The previous prime is 4021441424381. The next prime is 4021441424501. The reversal of 4021441424442 is 2444241441204.

4021441424442 is a `hidden beast` number, since 4 + 0 + 214 + 414 + 24 + 4 + 4 + 2 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 3352777061481 + 668664362961 = 1831059^2 + 817719^2 .

It is a super-2 number, since 2×4021441424442² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4021441424397 and 4021441424406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 232229817 + ... + 232247132.

Almost surely, 2^{4021441424442} is an apocalyptic number.

4021441424442 is an abundant number, since it is smaller than the sum of its proper divisors (5615526334158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4021441424442 is a wasteful number, since it uses less digits than its factorization.

4021441424442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464477007 (or 464477004 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 36.

Adding to 4021441424442 its reverse (2444241441204), we get a palindrome (6465682865646).

The spelling of 4021441424442 in words is "four trillion, twenty-one billion, four hundred forty-one million, four hundred twenty-four thousand, four hundred forty-two".