6347275675249 has 2 divisors, whose sum is σ = 6347275675250. Its totient is φ = 6347275675248.

The previous prime is 6347275675229. The next prime is 6347275675271. The reversal of 6347275675249 is 9425765727436.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4252112064225 + 2095163611024 = 2062065^2 + 1447468^2 .

It is a cyclic number.

It is not a de Polignac number, because 6347275675249 - 2⁹ = 6347275674737 is a prime.

It is a super-2 number, since 2×6347275675249² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6347275675229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3173637837624 + 3173637837625.

It is an arithmetic number, because the mean of its divisors is an integer number (3173637837625).

Almost surely, 2^{6347275675249} is an apocalyptic number.

It is an amenable number.

6347275675249 is a deficient number, since it is larger than the sum of its proper divisors (1).

6347275675249 is an equidigital number, since it uses as much as digits as its factorization.

6347275675249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 533433600, while the sum is 67.

The spelling of 6347275675249 in words is "six trillion, three hundred forty-seven billion, two hundred seventy-five million, six hundred seventy-five thousand, two hundred forty-nine".