2064559489 has 2 divisors, whose sum is σ = 2064559490. Its totient is φ = 2064559488.

The previous prime is 2064559477. The next prime is 2064559573. The reversal of 2064559489 is 9849554602.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1298377089 + 766182400 = 36033^2 + 27680^2 .

It is a cyclic number.

It is not a de Polignac number, because 2064559489 - 2¹⁵ = 2064526721 is a prime.

It is a super-2 number, since 2×2064559489² = 8524811767239882242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2064559439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1032279744 + 1032279745.

It is an arithmetic number, because the mean of its divisors is an integer number (1032279745).

Almost surely, 2^2064559489 is an apocalyptic number.

It is an amenable number.

2064559489 is a deficient number, since it is larger than the sum of its proper divisors (1).

2064559489 is an equidigital number, since it uses as much as digits as its factorization.

2064559489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3110400, while the sum is 52.

The square root of 2064559489 is about 45437.4238816419. The cubic root of 2064559489 is about 1273.3343856535.

The spelling of 2064559489 in words is "two billion, sixty-four million, five hundred fifty-nine thousand, four hundred eighty-nine".