8551993712 has 20 divisors (see below), whose sum is σ = 16578049800. Its totient is φ = 4273787328.

The previous prime is 8551993673. The next prime is 8551993721. The reversal of 8551993712 is 2173991558.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 105938 + ... + 168305.

It is an arithmetic number, because the mean of its divisors is an integer number (828902490).

Almost surely, 2^8551993712 is an apocalyptic number.

It is an amenable number.

8551993712 is a deficient number, since it is larger than the sum of its proper divisors (8026056088).

8551993712 is a wasteful number, since it uses less digits than its factorization.

8551993712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276200 (or 276194 counting only the distinct ones).

The product of its digits is 680400, while the sum is 50.

The square root of 8551993712 is about 92476.9901759351. The cubic root of 8551993712 is about 2044.9802794590.

The spelling of 8551993712 in words is "eight billion, five hundred fifty-one million, nine hundred ninety-three thousand, seven hundred twelve".