2084202418889 has 2 divisors, whose sum is σ = 2084202418890. Its totient is φ = 2084202418888.

The previous prime is 2084202418829. The next prime is 2084202418927. The reversal of 2084202418889 is 9888142024802.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1763297163664 + 320905255225 = 1327892^2 + 566485^2 .

It is a cyclic number.

It is not a de Polignac number, because 2084202418889 - 2⁸ = 2084202418633 is a prime.

It is not a weakly prime, because it can be changed into another prime (2084202418829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1042101209444 + 1042101209445.

It is an arithmetic number, because the mean of its divisors is an integer number (1042101209445).

Almost surely, 2^{2084202418889} is an apocalyptic number.

It is an amenable number.

2084202418889 is a deficient number, since it is larger than the sum of its proper divisors (1).

2084202418889 is an equidigital number, since it uses as much as digits as its factorization.

2084202418889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4718592, while the sum is 56.

The spelling of 2084202418889 in words is "two trillion, eighty-four billion, two hundred two million, four hundred eighteen thousand, eight hundred eighty-nine".