2116320708 has 12 divisors (see below), whose sum is σ = 4938081680. Its totient is φ = 705440232.

The previous prime is 2116320707. The next prime is 2116320721. The reversal of 2116320708 is 8070236112.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (2116320707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88180018 + ... + 88180041.

Almost surely, 2^2116320708 is an apocalyptic number.

It is an amenable number.

2116320708 is an abundant number, since it is smaller than the sum of its proper divisors (2821760972).

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

2116320708 is a wasteful number, since it uses less digits than its factorization.

2116320708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176360066 (or 176360064 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 2116320708 is about 46003.4858244460. The cubic root of 2116320708 is about 1283.8880614947. Note that the first 3 decimals are identical.

The spelling of 2116320708 in words is "two billion, one hundred sixteen million, three hundred twenty thousand, seven hundred eight".