6498548369 has 2 divisors, whose sum is σ = 6498548370. Its totient is φ = 6498548368.

The previous prime is 6498548351. The next prime is 6498548393. The reversal of 6498548369 is 9638458946.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5473780225 + 1024768144 = 73985^2 + 32012^2 .

It is a cyclic number.

It is not a de Polignac number, because 6498548369 - 2¹⁶ = 6498482833 is a prime.

It is a super-2 number, since 2×6498548369² = 84462261808465120322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6498548269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3249274184 + 3249274185.

It is an arithmetic number, because the mean of its divisors is an integer number (3249274185).

Almost surely, 2^6498548369 is an apocalyptic number.

It is an amenable number.

6498548369 is a deficient number, since it is larger than the sum of its proper divisors (1).

6498548369 is an equidigital number, since it uses as much as digits as its factorization.

6498548369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 44789760, while the sum is 62.

The square root of 6498548369 is about 80613.5743470044. The cubic root of 6498548369 is about 1866.1166391189.

The spelling of 6498548369 in words is "six billion, four hundred ninety-eight million, five hundred forty-eight thousand, three hundred sixty-nine".