11443044042 has 32 divisors (see below), whose sum is σ = 26534597760. Its totient is φ = 3648506400.

The previous prime is 11443044037. The next prime is 11443044047. The reversal of 11443044042 is 24044034411.

It is an interprime number because it is at equal distance from previous prime (11443044037) and next prime (11443044047).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 11443043997 and 11443044015.

It is not an unprimeable number, because it can be changed into a prime (11443044047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4605459 + ... + 4607942.

It is an arithmetic number, because the mean of its divisors is an integer number (829206180).

Almost surely, 2^11443044042 is an apocalyptic number.

11443044042 is an abundant number, since it is smaller than the sum of its proper divisors (15091553718).

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

11443044042 is a wasteful number, since it uses less digits than its factorization.

11443044042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9213435 (or 9213429 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 11443044042 its reverse (24044034411), we get a palindrome (35487078453).

The spelling of 11443044042 in words is "eleven billion, four hundred forty-three million, forty-four thousand, forty-two".