6479326369 has 4 divisors (see below), whose sum is σ = 6589145520. Its totient is φ = 6369507220.

The previous prime is 6479326351. The next prime is 6479326393. The reversal of 6479326369 is 9636239746.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6479326369 - 2⁷ = 6479326241 is a prime.

It is a super-2 number, since 2×6479326369² = 83963340392037448322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6479326319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54909487 + ... + 54909604.

It is an arithmetic number, because the mean of its divisors is an integer number (1647286380).

Almost surely, 2^6479326369 is an apocalyptic number.

It is an amenable number.

6479326369 is a deficient number, since it is larger than the sum of its proper divisors (109819151).

6479326369 is a wasteful number, since it uses less digits than its factorization.

6479326369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109819150.

The product of its digits is 8817984, while the sum is 55.

The square root of 6479326369 is about 80494.2629570580. The cubic root of 6479326369 is about 1864.2748986132.

The spelling of 6479326369 in words is "six billion, four hundred seventy-nine million, three hundred twenty-six thousand, three hundred sixty-nine".