11440424000440 has 16 divisors (see below), whose sum is σ = 25740954001080. Its totient is φ = 4576169600160.

The previous prime is 11440424000387. The next prime is 11440424000443. The reversal of 11440424000440 is 4400042404411.

It is a junction number, because it is equal to n+sod(n) for n = 11440424000399 and 11440424000408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11440424000443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143005299966 + ... + 143005300045.

Almost surely, 2^{11440424000440} is an apocalyptic number.

11440424000440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11440424000440 is an abundant number, since it is smaller than the sum of its proper divisors (14300530000640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11440424000440 is a wasteful number, since it uses less digits than its factorization.

11440424000440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286010600022 (or 286010600018 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 11440424000440 its reverse (4400042404411), we get a palindrome (15840466404851).

The spelling of 11440424000440 in words is "eleven trillion, four hundred forty billion, four hundred twenty-four million, four hundred forty", and thus it is an aban number.