11591616968 has 16 divisors (see below), whose sum is σ = 22435388160. Its totient is φ = 5608846800.

The previous prime is 11591616961. The next prime is 11591616973. The reversal of 11591616968 is 86961619511.

It is not an unprimeable number, because it can be changed into a prime (11591616961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23369948 + ... + 23370443.

It is an arithmetic number, because the mean of its divisors is an integer number (1402211760).

Almost surely, 2^11591616968 is an apocalyptic number.

It is an amenable number.

11591616968 is a deficient number, since it is larger than the sum of its proper divisors (10843771192).

11591616968 is a wasteful number, since it uses less digits than its factorization.

11591616968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46740428 (or 46740424 counting only the distinct ones).

The product of its digits is 699840, while the sum is 53.

The spelling of 11591616968 in words is "eleven billion, five hundred ninety-one million, six hundred sixteen thousand, nine hundred sixty-eight".