2224545545 has 4 divisors (see below), whose sum is σ = 2669454660. Its totient is φ = 1779636432.

The previous prime is 2224545539. The next prime is 2224545559. The reversal of 2224545545 is 5455454222.

2224545545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1016079376 + 1208466169 = 31876^2 + 34763^2 .

It is a cyclic number.

It is not a de Polignac number, because 2224545545 - 2¹⁸ = 2224283401 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2224545499 and 2224545508.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222454550 + ... + 222454559.

It is an arithmetic number, because the mean of its divisors is an integer number (667363665).

Almost surely, 2^2224545545 is an apocalyptic number.

It is an amenable number.

2224545545 is a deficient number, since it is larger than the sum of its proper divisors (444909115).

2224545545 is an equidigital number, since it uses as much as digits as its factorization.

2224545545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444909114.

The product of its digits is 320000, while the sum is 38.

The square root of 2224545545 is about 47165.0882009140. The cubic root of 2224545545 is about 1305.4104970514.

Adding to 2224545545 its reverse (5455454222), we get a palindrome (7679999767).

The spelling of 2224545545 in words is "two billion, two hundred twenty-four million, five hundred forty-five thousand, five hundred forty-five".