11142442524 has 24 divisors (see below), whose sum is σ = 26895551760. Its totient is φ = 3586073344.

The previous prime is 11142442511. The next prime is 11142442541. The reversal of 11142442524 is 42524424111.

It is a junction number, because it is equal to n+sod(n) for n = 11142442491 and 11142442500.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16008909 + ... + 16009604.

It is an arithmetic number, because the mean of its divisors is an integer number (1120647990).

Almost surely, 2^11142442524 is an apocalyptic number.

It is an amenable number.

11142442524 is an abundant number, since it is smaller than the sum of its proper divisors (15753109236).

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

11142442524 is a wasteful number, since it uses less digits than its factorization.

11142442524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32018549 (or 32018547 counting only the distinct ones).

The product of its digits is 10240, while the sum is 30.

Adding to 11142442524 its reverse (42524424111), we get a palindrome (53666866635).

The spelling of 11142442524 in words is "eleven billion, one hundred forty-two million, four hundred forty-two thousand, five hundred twenty-four".