5778723809 has 4 divisors (see below), whose sum is σ = 5843653380. Its totient is φ = 5713794240.

The previous prime is 5778723799. The next prime is 5778723817. The reversal of 5778723809 is 9083278775.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2021401600 + 3757322209 = 44960^2 + 61297^2 .

It is a cyclic number.

It is not a de Polignac number, because 5778723809 - 2¹⁶ = 5778658273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5778723829) 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, 32464652 + ... + 32464829.

It is an arithmetic number, because the mean of its divisors is an integer number (1460913345).

Almost surely, 2^5778723809 is an apocalyptic number.

It is an amenable number.

5778723809 is a deficient number, since it is larger than the sum of its proper divisors (64929571).

5778723809 is an equidigital number, since it uses as much as digits as its factorization.

5778723809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64929570.

The product of its (nonzero) digits is 5927040, while the sum is 56.

The square root of 5778723809 is about 76017.9176839250. The cubic root of 5778723809 is about 1794.5021349768.

The spelling of 5778723809 in words is "five billion, seven hundred seventy-eight million, seven hundred twenty-three thousand, eight hundred nine".