2016868667 has 4 divisors (see below), whose sum is σ = 2200220376. Its totient is φ = 1833516960.

The previous prime is 2016868621. The next prime is 2016868669. The reversal of 2016868667 is 7668686102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2016868667 - 2³⁰ = 943126843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2016868669) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 91675838 + ... + 91675859.

It is an arithmetic number, because the mean of its divisors is an integer number (550055094).

Almost surely, 2^2016868667 is an apocalyptic number.

2016868667 is a deficient number, since it is larger than the sum of its proper divisors (183351709).

2016868667 is a wasteful number, since it uses less digits than its factorization.

2016868667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183351708.

The product of its (nonzero) digits is 1161216, while the sum is 50.

The square root of 2016868667 is about 44909.5609753647. The cubic root of 2016868667 is about 1263.4533357107.

The spelling of 2016868667 in words is "two billion, sixteen million, eight hundred sixty-eight thousand, six hundred sixty-seven".