9980633097796 has 81 divisors (see below), whose sum is σ = 18239007031063. Its totient is φ = 4778753464960.

The previous prime is 9980633097793. The next prime is 9980633097829. The reversal of 9980633097796 is 6977903360899.

The square root of 9980633097796 is 3159214.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 5594691396100 + 4385941701696 = 2365310^2 + 2094264^2 .

It is a super-2 number, since 2×9980633097796² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9980633097793) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 15284277006 + ... + 15284277658.

Almost surely, 2^{9980633097796} is an apocalyptic number.

9980633097796 is the 3159214-th square number.

It is an amenable number.

9980633097796 is a deficient number, since it is larger than the sum of its proper divisors (8258373933267).

9980633097796 is an frugal number, since it uses more digits than its factorization.

9980633097796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1510 (or 755 counting only the distinct ones).

The product of its (nonzero) digits is 833299488, while the sum is 76.

The spelling of 9980633097796 in words is "nine trillion, nine hundred eighty billion, six hundred thirty-three million, ninety-seven thousand, seven hundred ninety-six".