4422072272449 has 6 divisors (see below), whose sum is σ = 4788397786326. Its totient is φ = 4081912866720.

The previous prime is 4422072272411. The next prime is 4422072272467. The reversal of 4422072272449 is 9442722702244.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 18447025 + 4422053825424 = 4295^2 + 2102868^2 .

It is not a de Polignac number, because 4422072272449 - 2⁹ = 4422072271937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4422072270449) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13083053892 + ... + 13083054229.

It is an arithmetic number, because the mean of its divisors is an integer number (798066297721).

Almost surely, 2^{4422072272449} is an apocalyptic number.

It is an amenable number.

4422072272449 is a deficient number, since it is larger than the sum of its proper divisors (366325513877).

4422072272449 is a wasteful number, since it uses less digits than its factorization.

4422072272449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26166108147 (or 26166108134 counting only the distinct ones).

The product of its (nonzero) digits is 3612672, while the sum is 49.

The spelling of 4422072272449 in words is "four trillion, four hundred twenty-two billion, seventy-two million, two hundred seventy-two thousand, four hundred forty-nine".