6046640449 has 2 divisors, whose sum is σ = 6046640450. Its totient is φ = 6046640448.

The previous prime is 6046640437. The next prime is 6046640477. The reversal of 6046640449 is 9440466406.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5408572849 + 638067600 = 73543^2 + 25260^2 .

It is a cyclic number.

It is not a de Polignac number, because 6046640449 - 2⁵ = 6046640417 is a prime.

It is not a weakly prime, because it can be changed into another prime (6046640749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3023320224 + 3023320225.

It is an arithmetic number, because the mean of its divisors is an integer number (3023320225).

Almost surely, 2^6046640449 is an apocalyptic number.

It is an amenable number.

6046640449 is a deficient number, since it is larger than the sum of its proper divisors (1).

6046640449 is an equidigital number, since it uses as much as digits as its factorization.

6046640449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 497664, while the sum is 43.

The square root of 6046640449 is about 77760.1469198715. The cubic root of 6046640449 is about 1821.8168518107.

The spelling of 6046640449 in words is "six billion, forty-six million, six hundred forty thousand, four hundred forty-nine".