8465888885648 has 20 divisors (see below), whose sum is σ = 16427474652828. Its totient is φ = 4226540588160.

The previous prime is 8465888885591. The next prime is 8465888885651.

8465888885648 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 6738115340944 + 1727773544704 = 2595788^2 + 1314448^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 8465888885648.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 400230011 + ... + 400251162.

Almost surely, 2^{8465888885648} is an apocalyptic number.

It is an amenable number.

8465888885648 is a deficient number, since it is larger than the sum of its proper divisors (7961585767180).

8465888885648 is a wasteful number, since it uses less digits than its factorization.

8465888885648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800481842 (or 800481836 counting only the distinct ones).

The product of its digits is 30198988800, while the sum is 86.

The spelling of 8465888885648 in words is "eight trillion, four hundred sixty-five billion, eight hundred eighty-eight million, eight hundred eighty-five thousand, six hundred forty-eight".