8008661616 has 40 divisors (see below), whose sum is σ = 20722542720. Its totient is φ = 2665231296.

The previous prime is 8008661611. The next prime is 8008661677. The reversal of 8008661616 is 6161668008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8008661611) 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 7 ways as a sum of consecutive naturals, for example, 105060 + ... + 164483.

It is an arithmetic number, because the mean of its divisors is an integer number (518063568).

Almost surely, 2^8008661616 is an apocalyptic number.

It is an amenable number.

8008661616 is an abundant number, since it is smaller than the sum of its proper divisors (12713881104).

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

8008661616 is a wasteful number, since it uses less digits than its factorization.

8008661616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270173 (or 270167 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 8008661616 is about 89491.1259064272. The cubic root of 8008661616 is about 2000.7215409913.

The spelling of 8008661616 in words is "eight billion, eight million, six hundred sixty-one thousand, six hundred sixteen".