2116313406 has 20 divisors (see below), whose sum is σ = 4742110032. Its totient is φ = 705437748.

The previous prime is 2116313399. The next prime is 2116313411. The reversal of 2116313406 is 6043136112.

2116313406 is a `hidden beast` number, since 21 + 1 + 631 + 3 + 4 + 0 + 6 = 666.

2116313406 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 2116313406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6531670 + ... + 6531993.

Almost surely, 2^2116313406 is an apocalyptic number.

2116313406 is an abundant number, since it is smaller than the sum of its proper divisors (2625796626).

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

2116313406 is a wasteful number, since it uses less digits than its factorization.

2116313406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13063677 (or 13063668 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 2116313406 is about 46003.4064608264. The cubic root of 2116313406 is about 1283.8865848815.

Adding to 2116313406 its reverse (6043136112), we get a palindrome (8159449518).

The spelling of 2116313406 in words is "two billion, one hundred sixteen million, three hundred thirteen thousand, four hundred six".