6675870449 has 2 divisors, whose sum is σ = 6675870450. Its totient is φ = 6675870448.

The previous prime is 6675870401. The next prime is 6675870493. The reversal of 6675870449 is 9440785766.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3888769600 + 2787100849 = 62360^2 + 52793^2 .

It is a cyclic number.

It is not a de Polignac number, because 6675870449 - 2¹⁶ = 6675804913 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6675870394 and 6675870403.

It is not a weakly prime, because it can be changed into another prime (6675870049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3337935224 + 3337935225.

It is an arithmetic number, because the mean of its divisors is an integer number (3337935225).

Almost surely, 2^6675870449 is an apocalyptic number.

It is an amenable number.

6675870449 is a deficient number, since it is larger than the sum of its proper divisors (1).

6675870449 is an equidigital number, since it uses as much as digits as its factorization.

6675870449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10160640, while the sum is 56.

The square root of 6675870449 is about 81706.0000795535. Note that the first 4 decimals coincide. The cubic root of 6675870449 is about 1882.9377685713.

The spelling of 6675870449 in words is "six billion, six hundred seventy-five million, eight hundred seventy thousand, four hundred forty-nine".