4240008779 has 2 divisors, whose sum is σ = 4240008780. Its totient is φ = 4240008778.

The previous prime is 4240008757. The next prime is 4240008781. The reversal of 4240008779 is 9778000424.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4240008779 is a prime.

Together with 4240008781, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4240008379) 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 as a sum of consecutive naturals, namely, 2120004389 + 2120004390.

It is an arithmetic number, because the mean of its divisors is an integer number (2120004390).

Almost surely, 2^4240008779 is an apocalyptic number.

4240008779 is a deficient number, since it is larger than the sum of its proper divisors (1).

4240008779 is an equidigital number, since it uses as much as digits as its factorization.

4240008779 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112896, while the sum is 41.

The square root of 4240008779 is about 65115.3497955743. The cubic root of 4240008779 is about 1618.5355839812.

The spelling of 4240008779 in words is "four billion, two hundred forty million, eight thousand, seven hundred seventy-nine".