4791507979 has 4 divisors (see below), whose sum is σ = 4818276360. Its totient is φ = 4764739600.

The previous prime is 4791507967. The next prime is 4791507997. The reversal of 4791507979 is 9797051974.

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

It is a cyclic number.

It is not a de Polignac number, because 4791507979 - 2⁵ = 4791507947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4791507079) 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, 13383922 + ... + 13384279.

It is an arithmetic number, because the mean of its divisors is an integer number (1204569090).

Almost surely, 2^4791507979 is an apocalyptic number.

4791507979 is a deficient number, since it is larger than the sum of its proper divisors (26768381).

4791507979 is a wasteful number, since it uses less digits than its factorization.

4791507979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26768380.

The product of its (nonzero) digits is 5000940, while the sum is 58.

The square root of 4791507979 is about 69220.7192898196. The cubic root of 4791507979 is about 1685.8699589469.

The spelling of 4791507979 in words is "four billion, seven hundred ninety-one million, five hundred seven thousand, nine hundred seventy-nine".