9980253690876 has 384 divisors, whose sum is σ = 30290714818560. Its totient is φ = 2783054536704.

The previous prime is 9980253690833. The next prime is 9980253690877. The reversal of 9980253690876 is 6780963520899.

9980253690876 is a `hidden beast` number, since 9 + 9 + 8 + 0 + 2 + 536 + 9 + 0 + 87 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9980253690877) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4461444430 + ... + 4461446666.

It is an arithmetic number, because the mean of its divisors is an integer number (78882069840).

Almost surely, 2^{9980253690876} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9980253690876, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15145357409280).

9980253690876 is an abundant number, since it is smaller than the sum of its proper divisors (20310461127684).

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

9980253690876 is a wasteful number, since it uses less digits than its factorization.

9980253690876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3170 (or 3162 counting only the distinct ones).

The product of its (nonzero) digits is 352719360, while the sum is 72.

The spelling of 9980253690876 in words is "nine trillion, nine hundred eighty billion, two hundred fifty-three million, six hundred ninety thousand, eight hundred seventy-six".