6559349279 has 6 divisors (see below), whose sum is σ = 7630263504. Its totient is φ = 5622299340.

The previous prime is 6559349273. The next prime is 6559349287. The reversal of 6559349279 is 9729439556.

It is not a de Polignac number, because 6559349279 - 2⁴ = 6559349263 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 (6559349273) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 66932087 + ... + 66932184.

It is an arithmetic number, because the mean of its divisors is an integer number (1271710584).

Almost surely, 2^6559349279 is an apocalyptic number.

6559349279 is a deficient number, since it is larger than the sum of its proper divisors (1070914225).

6559349279 is a wasteful number, since it uses less digits than its factorization.

6559349279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133864285 (or 133864278 counting only the distinct ones).

The product of its digits is 18370800, while the sum is 59.

The square root of 6559349279 is about 80989.8097231991. The cubic root of 6559349279 is about 1871.9184253808.

The spelling of 6559349279 in words is "six billion, five hundred fifty-nine million, three hundred forty-nine thousand, two hundred seventy-nine".