4784689479 has 4 divisors (see below), whose sum is σ = 6379585976. Its totient is φ = 3189792984.

The previous prime is 4784689411. The next prime is 4784689487. The reversal of 4784689479 is 9749864874.

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

It is not a de Polignac number, because 4784689479 - 2⁹ = 4784688967 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 (4784689489) 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, 797448244 + ... + 797448249.

It is an arithmetic number, because the mean of its divisors is an integer number (1594896494).

Almost surely, 2^4784689479 is an apocalyptic number.

4784689479 is a deficient number, since it is larger than the sum of its proper divisors (1594896497).

4784689479 is a wasteful number, since it uses less digits than its factorization.

4784689479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1594896496.

The product of its digits is 97542144, while the sum is 66.

The square root of 4784689479 is about 69171.4498836044. The cubic root of 4784689479 is about 1685.0698934047.

The spelling of 4784689479 in words is "four billion, seven hundred eighty-four million, six hundred eighty-nine thousand, four hundred seventy-nine".