2880679778 has 8 divisors (see below), whose sum is σ = 4321250640. Its totient is φ = 1440262900.

The previous prime is 2880679777. The next prime is 2880679817. The reversal of 2880679778 is 8779760882.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2880679778.

It is not an unprimeable number, because it can be changed into a prime (2880679777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41633 + ... + 86571.

It is an arithmetic number, because the mean of its divisors is an integer number (540156330).

Almost surely, 2^2880679778 is an apocalyptic number.

2880679778 is a deficient number, since it is larger than the sum of its proper divisors (1440570862).

2880679778 is a wasteful number, since it uses less digits than its factorization.

2880679778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76992.

The product of its (nonzero) digits is 18966528, while the sum is 62.

The square root of 2880679778 is about 53671.9645438845. The cubic root of 2880679778 is about 1422.8692527037.

The spelling of 2880679778 in words is "two billion, eight hundred eighty million, six hundred seventy-nine thousand, seven hundred seventy-eight".