4224040404225 has 12 divisors (see below), whose sum is σ = 6983746801776. Its totient is φ = 2252821548880.

The previous prime is 4224040404139. The next prime is 4224040404257. The reversal of 4224040404225 is 5224040404224.

It is not a de Polignac number, because 4224040404225 - 2¹¹ = 4224040402177 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28160269287 + ... + 28160269436.

It is an arithmetic number, because the mean of its divisors is an integer number (581978900148).

Almost surely, 2^{4224040404225} is an apocalyptic number.

It is an amenable number.

4224040404225 is a deficient number, since it is larger than the sum of its proper divisors (2759706397551).

4224040404225 is a wasteful number, since it uses less digits than its factorization.

4224040404225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56320538736 (or 56320538731 counting only the distinct ones).

The product of its (nonzero) digits is 81920, while the sum is 33.

Adding to 4224040404225 its reverse (5224040404224), we get a palindrome (9448080808449).

Subtracting 4224040404225 from its reverse (5224040404224), we obtain a palindrome (999999999999).

The spelling of 4224040404225 in words is "four trillion, two hundred twenty-four billion, forty million, four hundred four thousand, two hundred twenty-five".