8809137088189 has 2 divisors, whose sum is σ = 8809137088190. Its totient is φ = 8809137088188.

The previous prime is 8809137088133. The next prime is 8809137088207. The reversal of 8809137088189 is 9818807319088.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8805759502500 + 3377585689 = 2967450^2 + 58117^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8809137088189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8809137068189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4404568544094 + 4404568544095.

It is an arithmetic number, because the mean of its divisors is an integer number (4404568544095).

Almost surely, 2^{8809137088189} is an apocalyptic number.

It is an amenable number.

8809137088189 is a deficient number, since it is larger than the sum of its proper divisors (1).

8809137088189 is an equidigital number, since it uses as much as digits as its factorization.

8809137088189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55738368, while the sum is 70.

The spelling of 8809137088189 in words is "eight trillion, eight hundred nine billion, one hundred thirty-seven million, eighty-eight thousand, one hundred eighty-nine".