11442042213444 has 72 divisors (see below), whose sum is σ = 30446104416000. Its totient is φ = 3613169156544.

The previous prime is 11442042213403. The next prime is 11442042213457. The reversal of 11442042213444 is 44431224024411.

11442042213444 is a `hidden beast` number, since 1 + 1 + 4 + 4 + 204 + 2 + 2 + 1 + 3 + 444 = 666.

It is a super-2 number, since 2×11442042213444² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 11442042213399 and 11442042213408.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24611902 + ... + 25072490.

Almost surely, 2^{11442042213444} is an apocalyptic number.

It is an amenable number.

11442042213444 is an abundant number, since it is smaller than the sum of its proper divisors (19004062202556).

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

11442042213444 is a wasteful number, since it uses less digits than its factorization.

11442042213444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496937 (or 496932 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 36.

Adding to 11442042213444 its reverse (44431224024411), we get a palindrome (55873266237855).

The spelling of 11442042213444 in words is "eleven trillion, four hundred forty-two billion, forty-two million, two hundred thirteen thousand, four hundred forty-four".