11555212024 has 16 divisors (see below), whose sum is σ = 21667205520. Its totient is φ = 5777290560.

The previous prime is 11555212021. The next prime is 11555212037. The reversal of 11555212024 is 42021255511.

It is a junction number, because it is equal to n+sod(n) for n = 11555211983 and 11555212001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11555212021) 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, 206397 + ... + 256339.

It is an arithmetic number, because the mean of its divisors is an integer number (1354200345).

Almost surely, 2^11555212024 is an apocalyptic number.

It is an amenable number.

11555212024 is a deficient number, since it is larger than the sum of its proper divisors (10111993496).

11555212024 is a wasteful number, since it uses less digits than its factorization.

11555212024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78870 (or 78866 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 28.

Adding to 11555212024 its reverse (42021255511), we get a palindrome (53576467535).

The spelling of 11555212024 in words is "eleven billion, five hundred fifty-five million, two hundred twelve thousand, twenty-four".