9980870564718 has 12 divisors (see below), whose sum is σ = 21625219556928. Its totient is φ = 3326956854900.

The previous prime is 9980870564659. The next prime is 9980870564771. The reversal of 9980870564718 is 8174650780899.

9980870564718 is a `hidden beast` number, since 9 + 9 + 80 + 8 + 70 + 5 + 6 + 471 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 277246404558 + ... + 277246404593.

It is an arithmetic number, because the mean of its divisors is an integer number (1802101629744).

Almost surely, 2^{9980870564718} is an apocalyptic number.

9980870564718 is an abundant number, since it is smaller than the sum of its proper divisors (11644348992210).

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

9980870564718 is a wasteful number, since it uses less digits than its factorization.

9980870564718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554492809159 (or 554492809156 counting only the distinct ones).

The product of its (nonzero) digits is 243855360, while the sum is 72.

The spelling of 9980870564718 in words is "nine trillion, nine hundred eighty billion, eight hundred seventy million, five hundred sixty-four thousand, seven hundred eighteen".