4021441413420 has 96 divisors (see below), whose sum is σ = 12085711662528. Its totient is φ = 995476856832.

The previous prime is 4021441413359. The next prime is 4021441413421. The reversal of 4021441413420 is 243141441204.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (4021441413421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26929579 + ... + 27078498.

It is an arithmetic number, because the mean of its divisors is an integer number (125892829818).

Almost surely, 2^{4021441413420} is an apocalyptic number.

It is an amenable number.

4021441413420 is an abundant number, since it is smaller than the sum of its proper divisors (8064270249108).

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

4021441413420 is a wasteful number, since it uses less digits than its factorization.

4021441413420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54008179 (or 54008177 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 4021441413420 its reverse (243141441204), we get a palindrome (4264582854624).

The spelling of 4021441413420 in words is "four trillion, twenty-one billion, four hundred forty-one million, four hundred thirteen thousand, four hundred twenty".