5679778519 has 2 divisors, whose sum is σ = 5679778520. Its totient is φ = 5679778518.

The previous prime is 5679778487. The next prime is 5679778529. The reversal of 5679778519 is 9158779765.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5679778519 - 2⁵ = 5679778487 is a prime.

It is a super-2 number, since 2×5679778519² = 64519768049787666722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5679778529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2839889259 + 2839889260.

It is an arithmetic number, because the mean of its divisors is an integer number (2839889260).

Almost surely, 2^5679778519 is an apocalyptic number.

5679778519 is a deficient number, since it is larger than the sum of its proper divisors (1).

5679778519 is an equidigital number, since it uses as much as digits as its factorization.

5679778519 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33339600, while the sum is 64.

The square root of 5679778519 is about 75364.3053374739. The cubic root of 5679778519 is about 1784.2010897578.

The spelling of 5679778519 in words is "five billion, six hundred seventy-nine million, seven hundred seventy-eight thousand, five hundred nineteen".