2116877252 has 24 divisors (see below), whose sum is σ = 4243834560. Its totient is φ = 905073120.

The previous prime is 2116877249. The next prime is 2116877297. The reversal of 2116877252 is 2527786112.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78002 + ... + 101577.

It is an arithmetic number, because the mean of its divisors is an integer number (176826440).

Almost surely, 2^2116877252 is an apocalyptic number.

It is an amenable number.

2116877252 is an abundant number, since it is smaller than the sum of its proper divisors (2126957308).

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

2116877252 is a wasteful number, since it uses less digits than its factorization.

2116877252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180011 (or 180009 counting only the distinct ones).

The product of its digits is 94080, while the sum is 41.

The square root of 2116877252 is about 46009.5343597390. The cubic root of 2116877252 is about 1284.0005960408. Note that the first 3 decimals are identical.

The spelling of 2116877252 in words is "two billion, one hundred sixteen million, eight hundred seventy-seven thousand, two hundred fifty-two".