2116166134884 has 24 divisors (see below), whose sum is σ = 4956495593280. Its totient is φ = 702706624224.

The previous prime is 2116166134883. The next prime is 2116166134889. The reversal of 2116166134884 is 4884316616112.

It is a super-2 number, since 2×2116166134884² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2116166134883) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335257639 + ... + 335263950.

It is an arithmetic number, because the mean of its divisors is an integer number (206520649720).

Almost surely, 2^{2116166134884} is an apocalyptic number.

It is an amenable number.

2116166134884 is an abundant number, since it is smaller than the sum of its proper divisors (2840329458396).

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

2116166134884 is a wasteful number, since it uses less digits than its factorization.

2116166134884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670521859 (or 670521857 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 51.

The spelling of 2116166134884 in words is "two trillion, one hundred sixteen billion, one hundred sixty-six million, one hundred thirty-four thousand, eight hundred eighty-four".