11444122533 has 32 divisors (see below), whose sum is σ = 16418529280. Its totient is φ = 7076393280.

The previous prime is 11444122531. The next prime is 11444122537. The reversal of 11444122533 is 33522144411.

It is not a de Polignac number, because 11444122533 - 2¹ = 11444122531 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11444122533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11444122531) 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 31 ways as a sum of consecutive naturals, for example, 205728 + ... + 255366.

It is an arithmetic number, because the mean of its divisors is an integer number (513079040).

Almost surely, 2^11444122533 is an apocalyptic number.

It is an amenable number.

11444122533 is a deficient number, since it is larger than the sum of its proper divisors (4974406747).

11444122533 is a wasteful number, since it uses less digits than its factorization.

11444122533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49777.

The product of its digits is 11520, while the sum is 30.

Adding to 11444122533 its reverse (33522144411), we get a palindrome (44966266944).

The spelling of 11444122533 in words is "eleven billion, four hundred forty-four million, one hundred twenty-two thousand, five hundred thirty-three".