2090299118989 has 2 divisors, whose sum is σ = 2090299118990. Its totient is φ = 2090299118988.

The previous prime is 2090299118969. The next prime is 2090299119023. The reversal of 2090299118989 is 9898119920902.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1701634154089 + 388664964900 = 1304467^2 + 623430^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2090299118989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2090299118969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1045149559494 + 1045149559495.

It is an arithmetic number, because the mean of its divisors is an integer number (1045149559495).

Almost surely, 2^{2090299118989} is an apocalyptic number.

It is an amenable number.

2090299118989 is a deficient number, since it is larger than the sum of its proper divisors (1).

2090299118989 is an equidigital number, since it uses as much as digits as its factorization.

2090299118989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15116544, while the sum is 67.

The spelling of 2090299118989 in words is "two trillion, ninety billion, two hundred ninety-nine million, one hundred eighteen thousand, nine hundred eighty-nine".