11203424644 has 12 divisors (see below), whose sum is σ = 19682282844. Its totient is φ = 5579915264.

The previous prime is 11203424633. The next prime is 11203424669. The reversal of 11203424644 is 44642430211.

It can be written as a sum of positive squares in 2 ways, for example, as 10993522500 + 209902144 = 104850^2 + 14488^2 .

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, 5448109 + ... + 5450164.

It is an arithmetic number, because the mean of its divisors is an integer number (1640190237).

Almost surely, 2^11203424644 is an apocalyptic number.

It is an amenable number.

11203424644 is a deficient number, since it is larger than the sum of its proper divisors (8478858200).

11203424644 is a wasteful number, since it uses less digits than its factorization.

11203424644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10898534 (or 10898532 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 11203424644 its reverse (44642430211), we get a palindrome (55845854855).

The spelling of 11203424644 in words is "eleven billion, two hundred three million, four hundred twenty-four thousand, six hundred forty-four".