2162238640056 has 96 divisors (see below), whose sum is σ = 6524356550400. Its totient is φ = 641282886720.

The previous prime is 2162238640049. The next prime is 2162238640141. The reversal of 2162238640056 is 6500468322612.

2162238640056 is a `hidden beast` number, since 2 + 1 + 6 + 2 + 238 + 6 + 400 + 5 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 2162238639993 and 2162238640020.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29006386 + ... + 29080833.

It is an arithmetic number, because the mean of its divisors is an integer number (67962047400).

Almost surely, 2^{2162238640056} is an apocalyptic number.

It is an amenable number.

2162238640056 is an abundant number, since it is smaller than the sum of its proper divisors (4362117910344).

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

2162238640056 is a wasteful number, since it uses less digits than its factorization.

2162238640056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58087289 (or 58087282 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The spelling of 2162238640056 in words is "two trillion, one hundred sixty-two billion, two hundred thirty-eight million, six hundred forty thousand, fifty-six".