8449986547896 has 32 divisors (see below), whose sum is σ = 21695911409040. Its totient is φ = 2740536177408.

The previous prime is 8449986547889. The next prime is 8449986547909. The reversal of 8449986547896 is 6987456899448.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 4757874421 + ... + 4757876196.

Almost surely, 2^{8449986547896} is an apocalyptic number.

It is an amenable number.

8449986547896 is an abundant number, since it is smaller than the sum of its proper divisors (13245924861144).

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

8449986547896 is a wasteful number, since it uses less digits than its factorization.

8449986547896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9515750663 (or 9515750659 counting only the distinct ones).

The product of its digits is 30098718720, while the sum is 87.

The spelling of 8449986547896 in words is "eight trillion, four hundred forty-nine billion, nine hundred eighty-six million, five hundred forty-seven thousand, eight hundred ninety-six".