11434143344 has 20 divisors (see below), whose sum is σ = 23857780296. Its totient is φ = 5277296832.

The previous prime is 11434143313. The next prime is 11434143379. The reversal of 11434143344 is 44334143411.

It is a super-2 number, since 2×11434143344² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11434143344.

It is a congruent number.

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, 27485714 + ... + 27486129.

Almost surely, 2^11434143344 is an apocalyptic number.

It is an amenable number.

11434143344 is an abundant number, since it is smaller than the sum of its proper divisors (12423636952).

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

11434143344 is a wasteful number, since it uses less digits than its factorization.

11434143344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54971864 (or 54971858 counting only the distinct ones).

The product of its digits is 27648, while the sum is 32.

Adding to 11434143344 its reverse (44334143411), we get a palindrome (55768286755).

The spelling of 11434143344 in words is "eleven billion, four hundred thirty-four million, one hundred forty-three thousand, three hundred forty-four".