5609999999 has 4 divisors (see below), whose sum is σ = 5621022120. Its totient is φ = 5598977880.

The previous prime is 5609999959. The next prime is 5610000001. The reversal of 5609999999 is 9999999065.

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 5609999999 - 2²⁴ = 5593222783 is a prime.

It is a Duffinian number.

5609999999 is a modest number, since divided by 99999 gives 56099 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5609999959) 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, 5510297 + ... + 5511314.

It is an arithmetic number, because the mean of its divisors is an integer number (1405255530).

Almost surely, 2^5609999999 is an apocalyptic number.

5609999999 is a deficient number, since it is larger than the sum of its proper divisors (11022121).

5609999999 is a wasteful number, since it uses less digits than its factorization.

5609999999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11022120.

The product of its (nonzero) digits is 143489070, while the sum is 74.

The square root of 5609999999 is about 74899.9332376204. The cubic root of 5609999999 is about 1776.8644033929.

The spelling of 5609999999 in words is "five billion, six hundred nine million, nine hundred ninety-nine thousand, nine hundred ninety-nine".