5679778518 has 12 divisors (see below), whose sum is σ = 12306186828. Its totient is φ = 1893259500.

The previous prime is 5679778487. The next prime is 5679778519. The reversal of 5679778518 is 8158779765.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5679778519) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 157771608 + ... + 157771643.

It is an arithmetic number, because the mean of its divisors is an integer number (1025515569).

Almost surely, 2^5679778518 is an apocalyptic number.

5679778518 is an abundant number, since it is smaller than the sum of its proper divisors (6626408310).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5679778518 is a wasteful number, since it uses less digits than its factorization.

5679778518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315543259 (or 315543256 counting only the distinct ones).

The product of its digits is 29635200, while the sum is 63.

The square root of 5679778518 is about 75364.3053308395. The cubic root of 5679778518 is about 1784.2010896531.

The spelling of 5679778518 in words is "five billion, six hundred seventy-nine million, seven hundred seventy-eight thousand, five hundred eighteen".