1016604443189 has 2 divisors, whose sum is σ = 1016604443190. Its totient is φ = 1016604443188.

The previous prime is 1016604443093. The next prime is 1016604443219. The reversal of 1016604443189 is 9813444066101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1016497486225 + 106956964 = 1008215^2 + 10342^2 .

It is a cyclic number.

It is not a de Polignac number, because 1016604443189 - 2²⁸ = 1016336007733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1016604443689) 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 as a sum of consecutive naturals, namely, 508302221594 + 508302221595.

It is an arithmetic number, because the mean of its divisors is an integer number (508302221595).

Almost surely, 2^{1016604443189} is an apocalyptic number.

It is an amenable number.

1016604443189 is a deficient number, since it is larger than the sum of its proper divisors (1).

1016604443189 is an equidigital number, since it uses as much as digits as its factorization.

1016604443189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 497664, while the sum is 47.

The spelling of 1016604443189 in words is "one trillion, sixteen billion, six hundred four million, four hundred forty-three thousand, one hundred eighty-nine".