4422222222245 has 8 divisors (see below), whose sum is σ = 5306881685784. Its totient is φ = 3537634431744.

The previous prime is 4422222222221. The next prime is 4422222222283. The reversal of 4422222222245 is 5422222222244.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1338570325156 + 3083651897089 = 1156966^2 + 1756033^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4422222222245 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17782424 + ... + 18029393.

It is an arithmetic number, because the mean of its divisors is an integer number (663360210723).

Almost surely, 2^{4422222222245} is an apocalyptic number.

It is an amenable number.

4422222222245 is a deficient number, since it is larger than the sum of its proper divisors (884659463539).

4422222222245 is a wasteful number, since it uses less digits than its factorization.

4422222222245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35836519.

The product of its digits is 163840, while the sum is 35.

Adding to 4422222222245 its reverse (5422222222244), we get a palindrome (9844444444489).

Subtracting 4422222222245 from its reverse (5422222222244), we obtain a palindrome (999999999999).

The spelling of 4422222222245 in words is "four trillion, four hundred twenty-two billion, two hundred twenty-two million, two hundred twenty-two thousand, two hundred forty-five".