6549229459 has 2 divisors, whose sum is σ = 6549229460. Its totient is φ = 6549229458.

The previous prime is 6549229441. The next prime is 6549229487. The reversal of 6549229459 is 9549229456.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6549229459 - 2⁹ = 6549228947 is a prime.

It is not a weakly prime, because it can be changed into another prime (6549229439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3274614729 + 3274614730.

It is an arithmetic number, because the mean of its divisors is an integer number (3274614730).

Almost surely, 2^6549229459 is an apocalyptic number.

6549229459 is a deficient number, since it is larger than the sum of its proper divisors (1).

6549229459 is an equidigital number, since it uses as much as digits as its factorization.

6549229459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6998400, while the sum is 55.

The square root of 6549229459 is about 80927.3097229854. The cubic root of 6549229459 is about 1870.9552593144.

The spelling of 6549229459 in words is "six billion, five hundred forty-nine million, two hundred twenty-nine thousand, four hundred fifty-nine".