11144252450 has 24 divisors (see below), whose sum is σ = 20808988452. Its totient is φ = 4440350720.

The previous prime is 11144252429. The next prime is 11144252453. The reversal of 11144252450 is 5425244111.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 3396908089 + 7747344361 = 58283^2 + 88019^2 .

It is not an unprimeable number, because it can be changed into a prime (11144252453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 420779 + ... + 446478.

Almost surely, 2^11144252450 is an apocalyptic number.

11144252450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11144252450 is a deficient number, since it is larger than the sum of its proper divisors (9664736002).

11144252450 is a wasteful number, since it uses less digits than its factorization.

11144252450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867526 (or 867521 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 11144252450 its reverse (5425244111), we get a palindrome (16569496561).

The spelling of 11144252450 in words is "eleven billion, one hundred forty-four million, two hundred fifty-two thousand, four hundred fifty".