8798980898989 has 2 divisors, whose sum is σ = 8798980898990. Its totient is φ = 8798980898988.

The previous prime is 8798980898977. The next prime is 8798980898993. The reversal of 8798980898989 is 9898980898978.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6290400076489 + 2508580822500 = 2508067^2 + 1583850^2 .

It is a cyclic number.

It is not a de Polignac number, because 8798980898989 - 2⁴¹ = 6599957643437 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8798980898894 and 8798980898903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8798980898089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4399490449494 + 4399490449495.

It is an arithmetic number, because the mean of its divisors is an integer number (4399490449495).

Almost surely, 2^{8798980898989} is an apocalyptic number.

It is an amenable number.

8798980898989 is a deficient number, since it is larger than the sum of its proper divisors (1).

8798980898989 is an equidigital number, since it uses as much as digits as its factorization.

8798980898989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108355387392, while the sum is 100.

It can be divided in two parts, 8798980 and 898989, that added together give a palindrome (9697969).

The spelling of 8798980898989 in words is "eight trillion, seven hundred ninety-eight billion, nine hundred eighty million, eight hundred ninety-eight thousand, nine hundred eighty-nine".