11402243444 has 24 divisors (see below), whose sum is σ = 21042608160. Its totient is φ = 5391169056.

The previous prime is 11402243443. The next prime is 11402243471. The reversal of 11402243444 is 44434220411.

11402243444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11402243444² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11402243443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95567 + ... + 178710.

It is an arithmetic number, because the mean of its divisors is an integer number (876775340).

Almost surely, 2^11402243444 is an apocalyptic number.

It is an amenable number.

11402243444 is a deficient number, since it is larger than the sum of its proper divisors (9640364716).

11402243444 is a wasteful number, since it uses less digits than its factorization.

11402243444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274847 (or 274845 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 11402243444 its reverse (44434220411), we get a palindrome (55836463855).

The spelling of 11402243444 in words is "eleven billion, four hundred two million, two hundred forty-three thousand, four hundred forty-four".