11523206505236 has 48 divisors (see below), whose sum is σ = 20783601431040. Its totient is φ = 5587876869120.

The previous prime is 11523206505227. The next prime is 11523206505257. The reversal of 11523206505236 is 63250560232511.

It is a junction number, because it is equal to n+sod(n) for n = 11523206505193 and 11523206505202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13919780 + ... + 14724356.

It is an arithmetic number, because the mean of its divisors is an integer number (432991696480).

Almost surely, 2^{11523206505236} is an apocalyptic number.

It is an amenable number.

11523206505236 is a deficient number, since it is larger than the sum of its proper divisors (9260394925804).

11523206505236 is a wasteful number, since it uses less digits than its factorization.

11523206505236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805464 (or 805462 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 41.

Adding to 11523206505236 its reverse (63250560232511), we get a palindrome (74773766737747).

The spelling of 11523206505236 in words is "eleven trillion, five hundred twenty-three billion, two hundred six million, five hundred five thousand, two hundred thirty-six".