2589245563 has 4 divisors (see below), whose sum is σ = 2606623200. Its totient is φ = 2571867928.

The previous prime is 2589245531. The next prime is 2589245569. The reversal of 2589245563 is 3655429852.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2589245563 - 2⁵ = 2589245531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2589245569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8688595 + ... + 8688892.

It is an arithmetic number, because the mean of its divisors is an integer number (651655800).

Almost surely, 2^2589245563 is an apocalyptic number.

2589245563 is a deficient number, since it is larger than the sum of its proper divisors (17377637).

2589245563 is a wasteful number, since it uses less digits than its factorization.

2589245563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17377636.

The product of its digits is 2592000, while the sum is 49.

The square root of 2589245563 is about 50884.6299288891. The cubic root of 2589245563 is about 1373.1703378535.

The spelling of 2589245563 in words is "two billion, five hundred eighty-nine million, two hundred forty-five thousand, five hundred sixty-three".