4479779207 has 16 divisors (see below), whose sum is σ = 4923659520. Its totient is φ = 4056940800.

The previous prime is 4479779189. The next prime is 4479779209. The reversal of 4479779207 is 7029779744.

It is not a de Polignac number, because 4479779207 - 2¹⁴ = 4479762823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4479779209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1327232 + ... + 1330602.

It is an arithmetic number, because the mean of its divisors is an integer number (307728720).

Almost surely, 2^4479779207 is an apocalyptic number.

4479779207 is a deficient number, since it is larger than the sum of its proper divisors (443880313).

4479779207 is a wasteful number, since it uses less digits than its factorization.

4479779207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6454.

The product of its (nonzero) digits is 6223392, while the sum is 56.

The square root of 4479779207 is about 66931.1527392140. The cubic root of 4479779207 is about 1648.4870376051.

The spelling of 4479779207 in words is "four billion, four hundred seventy-nine million, seven hundred seventy-nine thousand, two hundred seven".