2116216179 has 64 divisors (see below), whose sum is σ = 3926016000. Its totient is φ = 1094476320.

The previous prime is 2116216169. The next prime is 2116216187. The reversal of 2116216179 is 9716126112.

2116216179 is a `hidden beast` number, since 2 + 1 + 16 + 21 + 617 + 9 = 666.

It is not a de Polignac number, because 2116216179 - 2⁹ = 2116215667 is a prime.

It is a super-2 number, since 2×2116216179² = 8956741832522720082, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2116216169) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 494752 + ... + 499010.

It is an arithmetic number, because the mean of its divisors is an integer number (61344000).

Almost surely, 2^2116216179 is an apocalyptic number.

2116216179 is a deficient number, since it is larger than the sum of its proper divisors (1809799821).

2116216179 is a wasteful number, since it uses less digits than its factorization.

2116216179 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4525 (or 4519 counting only the distinct ones).

The product of its digits is 9072, while the sum is 36.

The square root of 2116216179 is about 46002.3497117267. The cubic root of 2116216179 is about 1283.8669232768.

The spelling of 2116216179 in words is "two billion, one hundred sixteen million, two hundred sixteen thousand, one hundred seventy-nine".