9798990000001 has 8 divisors (see below), whose sum is σ = 9841098579840. Its totient is φ = 9756890659152.

The previous prime is 9798989999987. The next prime is 9798990000043. The reversal of 9798990000001 is 1000000998979.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9798990000001 - 2³⁹ = 9249234186113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9798989999894 and 9798989999903.

It is not an unprimeable number, because it can be changed into a prime (9798990000601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179755 + ... + 4430608.

It is an arithmetic number, because the mean of its divisors is an integer number (1230137322480).

Almost surely, 2^{9798990000001} is an apocalyptic number.

It is an amenable number.

9798990000001 is a deficient number, since it is larger than the sum of its proper divisors (42108579839).

9798990000001 is a wasteful number, since it uses less digits than its factorization.

9798990000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4619495.

The product of its (nonzero) digits is 367416, while the sum is 52.

The spelling of 9798990000001 in words is "nine trillion, seven hundred ninety-eight billion, nine hundred ninety million, one", and thus it is an aban number.