8959999144648 has 8 divisors (see below), whose sum is σ = 16799998396230. Its totient is φ = 4479999572320.

The previous prime is 8959999144643. The next prime is 8959999144661. The reversal of 8959999144648 is 8464419999598.

It can be written as a sum of positive squares in only one way, i.e., 5584629165124 + 3375369979524 = 2363182^2 + 1837218^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (8959999144643) 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 as a sum of consecutive naturals, namely, 559999946533 + ... + 559999946548.

Almost surely, 2^{8959999144648} is an apocalyptic number.

It is an amenable number.

8959999144648 is a deficient number, since it is larger than the sum of its proper divisors (7839999251582).

8959999144648 is a wasteful number, since it uses less digits than its factorization.

8959999144648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1119999893087 (or 1119999893083 counting only the distinct ones).

The product of its digits is 7255941120, while the sum is 85.

The spelling of 8959999144648 in words is "eight trillion, nine hundred fifty-nine billion, nine hundred ninety-nine million, one hundred forty-four thousand, six hundred forty-eight".