11523442424 has 16 divisors (see below), whose sum is σ = 23268489720. Its totient is φ = 5318511840.

The previous prime is 11523442421. The next prime is 11523442499. The reversal of 11523442424 is 42424432511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11523442421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55401062 + ... + 55401269.

Almost surely, 2^11523442424 is an apocalyptic number.

It is an amenable number.

11523442424 is an abundant number, since it is smaller than the sum of its proper divisors (11745047296).

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

11523442424 is a wasteful number, since it uses less digits than its factorization.

11523442424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110802350 (or 110802346 counting only the distinct ones).

The product of its digits is 30720, while the sum is 32.

Adding to 11523442424 its reverse (42424432511), we get a palindrome (53947874935).

The spelling of 11523442424 in words is "eleven billion, five hundred twenty-three million, four hundred forty-two thousand, four hundred twenty-four".