4479954779 has 2 divisors, whose sum is σ = 4479954780. Its totient is φ = 4479954778.

The previous prime is 4479954761. The next prime is 4479954803. The reversal of 4479954779 is 9774599744.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4479954779 is a prime.

It is not a weakly prime, because it can be changed into another prime (4479951779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2239977389 + 2239977390.

It is an arithmetic number, because the mean of its divisors is an integer number (2239977390).

Almost surely, 2^4479954779 is an apocalyptic number.

4479954779 is a deficient number, since it is larger than the sum of its proper divisors (1).

4479954779 is an equidigital number, since it uses as much as digits as its factorization.

4479954779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80015040, while the sum is 65.

The square root of 4479954779 is about 66932.4643129177. The cubic root of 4479954779 is about 1648.5085732190.

The spelling of 4479954779 in words is "four billion, four hundred seventy-nine million, nine hundred fifty-four thousand, seven hundred seventy-nine".