5509686709 has 8 divisors (see below), whose sum is σ = 5909099040. Its totient is φ = 5121217296.

The previous prime is 5509686703. The next prime is 5509686727. The reversal of 5509686709 is 9076869055.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5509686709 - 2²¹ = 5507589557 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5509686709.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5509686703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2734687 + ... + 2736700.

It is an arithmetic number, because the mean of its divisors is an integer number (738637380).

Almost surely, 2^5509686709 is an apocalyptic number.

It is an amenable number.

5509686709 is a deficient number, since it is larger than the sum of its proper divisors (399412331).

5509686709 is a wasteful number, since it uses less digits than its factorization.

5509686709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5471459.

The product of its (nonzero) digits is 4082400, while the sum is 55.

The square root of 5509686709 is about 74227.2639196677. The cubic root of 5509686709 is about 1766.2098464570.

The spelling of 5509686709 in words is "five billion, five hundred nine million, six hundred eighty-six thousand, seven hundred nine".