6479326393 has 2 divisors, whose sum is σ = 6479326394. Its totient is φ = 6479326392.

The previous prime is 6479326351. The next prime is 6479326397. The reversal of 6479326393 is 3936239746.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5274681129 + 1204645264 = 72627^2 + 34708^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6479326393 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6479326393.

It is not a weakly prime, because it can be changed into another prime (6479326397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3239663196 + 3239663197.

It is an arithmetic number, because the mean of its divisors is an integer number (3239663197).

Almost surely, 2^6479326393 is an apocalyptic number.

It is an amenable number.

6479326393 is a deficient number, since it is larger than the sum of its proper divisors (1).

6479326393 is an equidigital number, since it uses as much as digits as its factorization.

6479326393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4408992, while the sum is 52.

The square root of 6479326393 is about 80494.2631061369. The cubic root of 6479326393 is about 1864.2749009150.

The spelling of 6479326393 in words is "six billion, four hundred seventy-nine million, three hundred twenty-six thousand, three hundred ninety-three".