5679778402 has 8 divisors (see below), whose sum is σ = 8520000300. Its totient is φ = 2839778304.

The previous prime is 5679778399. The next prime is 5679778411. The reversal of 5679778402 is 2048779765.

It can be written as a sum of positive squares in 2 ways, for example, as 5617352601 + 62425801 = 74949^2 + 7901^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44874 + ... + 115642.

Almost surely, 2^5679778402 is an apocalyptic number.

5679778402 is a deficient number, since it is larger than the sum of its proper divisors (2840221898).

5679778402 is a wasteful number, since it uses less digits than its factorization.

5679778402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110900.

The product of its (nonzero) digits is 5927040, while the sum is 55.

The square root of 5679778402 is about 75364.3045612444. The cubic root of 5679778402 is about 1784.2010775066.

The spelling of 5679778402 in words is "five billion, six hundred seventy-nine million, seven hundred seventy-eight thousand, four hundred two".