11243205464 has 32 divisors (see below), whose sum is σ = 22228516800. Its totient is φ = 5316613920.

The previous prime is 11243205451. The next prime is 11243205469. The reversal of 11243205464 is 46450234211.

11243205464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11243205464.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11243205469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26219 + ... + 152229.

It is an arithmetic number, because the mean of its divisors is an integer number (694641150).

Almost surely, 2^11243205464 is an apocalyptic number.

It is an amenable number.

11243205464 is a deficient number, since it is larger than the sum of its proper divisors (10985311336).

11243205464 is a wasteful number, since it uses less digits than its factorization.

11243205464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126623 (or 126619 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 11243205464 its reverse (46450234211), we get a palindrome (57693439675).

The spelling of 11243205464 in words is "eleven billion, two hundred forty-three million, two hundred five thousand, four hundred sixty-four".