5589191989 has 2 divisors, whose sum is σ = 5589191990. Its totient is φ = 5589191988.

The previous prime is 5589191939. The next prime is 5589192023. The reversal of 5589191989 is 9891919855.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3086691364 + 2502500625 = 55558^2 + 50025^2 .

It is a cyclic number.

It is not a de Polignac number, because 5589191989 - 2³¹ = 3441708341 is a prime.

It is a super-2 number, since 2×5589191989² = 62478134179803552242, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5589191989.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5589191939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2794595994 + 2794595995.

It is an arithmetic number, because the mean of its divisors is an integer number (2794595995).

Almost surely, 2^5589191989 is an apocalyptic number.

It is an amenable number.

5589191989 is a deficient number, since it is larger than the sum of its proper divisors (1).

5589191989 is an equidigital number, since it uses as much as digits as its factorization.

5589191989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10497600, while the sum is 64.

The square root of 5589191989 is about 74760.8987974329. The cubic root of 5589191989 is about 1774.6648300822.

The spelling of 5589191989 in words is "five billion, five hundred eighty-nine million, one hundred ninety-one thousand, nine hundred eighty-nine".