4748777279 has 4 divisors (see below), whose sum is σ = 4768646880. Its totient is φ = 4728907680.

The previous prime is 4748777261. The next prime is 4748777281. The reversal of 4748777279 is 9727778474.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4748777279 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 (4748777219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9934442 + ... + 9934919.

It is an arithmetic number, because the mean of its divisors is an integer number (1192161720).

Almost surely, 2^4748777279 is an apocalyptic number.

4748777279 is a deficient number, since it is larger than the sum of its proper divisors (19869601).

4748777279 is a wasteful number, since it uses less digits than its factorization.

4748777279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19869600.

The product of its digits is 38723328, while the sum is 62.

The square root of 4748777279 is about 68911.3726390644. The cubic root of 4748777279 is about 1680.8434539010.

The spelling of 4748777279 in words is "four billion, seven hundred forty-eight million, seven hundred seventy-seven thousand, two hundred seventy-nine".