4021424044225 has 48 divisors (see below), whose sum is σ = 5710055961600. Its totient is φ = 2752168668480.

The previous prime is 4021424044223. The next prime is 4021424044271. The reversal of 4021424044225 is 5224404241204.

It is not a de Polignac number, because 4021424044225 - 2¹ = 4021424044223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4021424044223) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 532846902 + ... + 532854448.

It is an arithmetic number, because the mean of its divisors is an integer number (118959499200).

Almost surely, 2^{4021424044225} is an apocalyptic number.

It is an amenable number.

4021424044225 is a deficient number, since it is larger than the sum of its proper divisors (1688631917375).

4021424044225 is a wasteful number, since it uses less digits than its factorization.

4021424044225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13102 (or 13097 counting only the distinct ones).

The product of its (nonzero) digits is 81920, while the sum is 34.

Adding to 4021424044225 its reverse (5224404241204), we get a palindrome (9245828285429).

The spelling of 4021424044225 in words is "four trillion, twenty-one billion, four hundred twenty-four million, forty-four thousand, two hundred twenty-five".