2059616689 has 9 divisors (see below), whose sum is σ = 2230874859. Its totient is φ = 1900640040.

The previous prime is 2059616687. The next prime is 2059616711. The reversal of 2059616689 is 9866169502.

The square root of 2059616689 is 45383.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 304677025 + 1754939664 = 17455^2 + 41892^2 .

It is not a de Polignac number, because 2059616689 - 2¹ = 2059616687 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2059616687) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 588234 + ... + 591724.

Almost surely, 2^2059616689 is an apocalyptic number.

2059616689 is the 45383-rd square number.

2059616689 is the 22692-nd centered octagonal number.

It is an amenable number.

2059616689 is a deficient number, since it is larger than the sum of its proper divisors (171258170).

2059616689 is an frugal number, since it uses more digits than its factorization.

2059616689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7008 (or 3504 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 52.

The cubic root of 2059616689 is about 1272.3174025057.

The spelling of 2059616689 in words is "two billion, fifty-nine million, six hundred sixteen thousand, six hundred eighty-nine".