11543024442 has 16 divisors (see below), whose sum is σ = 23521635360. Its totient is φ = 3775077072.

The previous prime is 11543024411. The next prime is 11543024459. The reversal of 11543024442 is 24442034511.

It is a super-2 number, since 2×11543024442² (a number of 21 digits) contains 22 as substring.

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, 18149092 + ... + 18149727.

It is an arithmetic number, because the mean of its divisors is an integer number (1470102210).

Almost surely, 2^11543024442 is an apocalyptic number.

11543024442 is an abundant number, since it is smaller than the sum of its proper divisors (11978610918).

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

11543024442 is a wasteful number, since it uses less digits than its factorization.

11543024442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36298877.

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 11543024442 its reverse (24442034511), we get a palindrome (35985058953).

The spelling of 11543024442 in words is "eleven billion, five hundred forty-three million, twenty-four thousand, four hundred forty-two".