2163112306236 has 72 divisors (see below), whose sum is σ = 6250957897184. Its totient is φ = 617837569920.

The previous prime is 2163112306193. The next prime is 2163112306297. The reversal of 2163112306236 is 6326032113612.

2163112306236 is a `hidden beast` number, since 2 + 1 + 6 + 3 + 1 + 1 + 23 + 0 + 623 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2163112306236.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 547615 + ... + 2150838.

Almost surely, 2^{2163112306236} is an apocalyptic number.

It is an amenable number.

2163112306236 is an abundant number, since it is smaller than the sum of its proper divisors (4087845590948).

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

2163112306236 is a wasteful number, since it uses less digits than its factorization.

2163112306236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2701651 (or 2701646 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

Adding to 2163112306236 its reverse (6326032113612), we get a palindrome (8489144419848).

The spelling of 2163112306236 in words is "two trillion, one hundred sixty-three billion, one hundred twelve million, three hundred six thousand, two hundred thirty-six".