2601643089 has 16 divisors (see below), whose sum is σ = 3525816320. Its totient is φ = 1706112720.

The previous prime is 2601643073. The next prime is 2601643097. The reversal of 2601643089 is 9803461062.

It is not a de Polignac number, because 2601643089 - 2⁴ = 2601643073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2601643019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43974 + ... + 84480.

It is an arithmetic number, because the mean of its divisors is an integer number (220363520).

Almost surely, 2^2601643089 is an apocalyptic number.

It is an amenable number.

2601643089 is a deficient number, since it is larger than the sum of its proper divisors (924173231).

2601643089 is a wasteful number, since it uses less digits than its factorization.

2601643089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40860.

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 2601643089 is about 51006.3044044557. The cubic root of 2601643089 is about 1375.3584676840.

The spelling of 2601643089 in words is "two billion, six hundred one million, six hundred forty-three thousand, eighty-nine".