12224577889 has 16 divisors (see below), whose sum is σ = 13544357328. Its totient is φ = 10983278592.

The previous prime is 12224577881. The next prime is 12224577899. The reversal of 12224577889 is 98877542221.

It can be written as a sum of positive squares in 8 ways, for example, as 1934504289 + 10290073600 = 43983^2 + 101440^2 .

It is a cyclic number.

It is not a de Polignac number, because 12224577889 - 2³ = 12224577881 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (12224577881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150012 + ... + 216685.

It is an arithmetic number, because the mean of its divisors is an integer number (846522333).

Almost surely, 2^12224577889 is an apocalyptic number.

It is an amenable number.

12224577889 is a deficient number, since it is larger than the sum of its proper divisors (1319779439).

12224577889 is a wasteful number, since it uses less digits than its factorization.

12224577889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366804.

The product of its digits is 4515840, while the sum is 55.

The spelling of 12224577889 in words is "twelve billion, two hundred twenty-four million, five hundred seventy-seven thousand, eight hundred eighty-nine".