8479756379 has 4 divisors (see below), whose sum is σ = 8481573360. Its totient is φ = 8477939400.

The previous prime is 8479756361. The next prime is 8479756381. The reversal of 8479756379 is 9736579748.

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 8479756379 - 2¹² = 8479752283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8479756279) 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, 901472 + ... + 910829.

It is an arithmetic number, because the mean of its divisors is an integer number (2120393340).

Almost surely, 2^8479756379 is an apocalyptic number.

8479756379 is a deficient number, since it is larger than the sum of its proper divisors (1816981).

8479756379 is a wasteful number, since it uses less digits than its factorization.

8479756379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1816980.

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

The square root of 8479756379 is about 92085.5926787682. The cubic root of 8479756379 is about 2039.2061164267.

The spelling of 8479756379 in words is "eight billion, four hundred seventy-nine million, seven hundred fifty-six thousand, three hundred seventy-nine".