11512423224 has 48 divisors (see below), whose sum is σ = 31184618400. Its totient is φ = 3836841984.

The previous prime is 11512423213. The next prime is 11512423253. The reversal of 11512423224 is 42232421511.

11512423224 is a `hidden beast` number, since 1 + 1 + 5 + 12 + 423 + 224 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 673617 + ... + 690495.

It is an arithmetic number, because the mean of its divisors is an integer number (649679550).

Almost surely, 2^11512423224 is an apocalyptic number.

It is an amenable number.

11512423224 is an abundant number, since it is smaller than the sum of its proper divisors (19672195176).

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

11512423224 is a wasteful number, since it uses less digits than its factorization.

11512423224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26364 (or 26357 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

Adding to 11512423224 its reverse (42232421511), we get a palindrome (53744844735).

The spelling of 11512423224 in words is "eleven billion, five hundred twelve million, four hundred twenty-three thousand, two hundred twenty-four".