5685469809 has 4 divisors (see below), whose sum is σ = 7580626416. Its totient is φ = 3790313204.

The previous prime is 5685469793. The next prime is 5685469861. The reversal of 5685469809 is 9089645865.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5685469809 - 2⁴ = 5685469793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5685465809) 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, 947578299 + ... + 947578304.

It is an arithmetic number, because the mean of its divisors is an integer number (1895156604).

Almost surely, 2^5685469809 is an apocalyptic number.

It is an amenable number.

5685469809 is a deficient number, since it is larger than the sum of its proper divisors (1895156607).

5685469809 is a wasteful number, since it uses less digits than its factorization.

5685469809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1895156606.

The product of its (nonzero) digits is 18662400, while the sum is 60.

The square root of 5685469809 is about 75402.0544083515. The cubic root of 5685469809 is about 1784.7968298916.

The spelling of 5685469809 in words is "five billion, six hundred eighty-five million, four hundred sixty-nine thousand, eight hundred nine".