5606508509 has 12 divisors (see below), whose sum is σ = 6698125404. Its totient is φ = 4675696704.

The previous prime is 5606508499. The next prime is 5606508521. The reversal of 5606508509 is 9058056065.

It can be written as a sum of positive squares in 2 ways, for example, as 4548828025 + 1057680484 = 67445^2 + 32522^2 .

It is not a de Polignac number, because 5606508509 - 2⁴ = 5606508493 is a prime.

It is a super-2 number, since 2×5606508509² = 62865875322978806162, which contains 22 as substring.

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 5606508509.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5606508409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1544384 + ... + 1548009.

It is an arithmetic number, because the mean of its divisors is an integer number (558177117).

Almost surely, 2^5606508509 is an apocalyptic number.

It is an amenable number.

5606508509 is a deficient number, since it is larger than the sum of its proper divisors (1091616895).

5606508509 is a wasteful number, since it uses less digits than its factorization.

5606508509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3092444 (or 3092437 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 44.

The square root of 5606508509 is about 74876.6219123165. The cubic root of 5606508509 is about 1776.4957051290.

The spelling of 5606508509 in words is "five billion, six hundred six million, five hundred eight thousand, five hundred nine".