6479585279 has 4 divisors (see below), whose sum is σ = 6489156984. Its totient is φ = 6470013576.

The previous prime is 6479585267. The next prime is 6479585297. The reversal of 6479585279 is 9725859746.

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 6479585279 - 2⁸ = 6479585023 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 (6479585179) 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, 4784837 + ... + 4786190.

It is an arithmetic number, because the mean of its divisors is an integer number (1622289246).

Almost surely, 2^6479585279 is an apocalyptic number.

6479585279 is a deficient number, since it is larger than the sum of its proper divisors (9571705).

6479585279 is an equidigital number, since it uses as much as digits as its factorization.

6479585279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9571704.

The product of its digits is 38102400, while the sum is 62.

The square root of 6479585279 is about 80495.8711922543. The cubic root of 6479585279 is about 1864.2997300518.

The spelling of 6479585279 in words is "six billion, four hundred seventy-nine million, five hundred eighty-five thousand, two hundred seventy-nine".