8458864449 has 64 divisors (see below), whose sum is σ = 13683648000. Its totient is φ = 4546160640.

The previous prime is 8458864439. The next prime is 8458864481. The reversal of 8458864449 is 9444688548.

It is not a de Polignac number, because 8458864449 - 2⁵ = 8458864417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8458864392 and 8458864401.

It is not an unprimeable number, because it can be changed into a prime (8458864439) 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 in 63 ways as a sum of consecutive naturals, for example, 4048197 + ... + 4050285.

It is an arithmetic number, because the mean of its divisors is an integer number (213807000).

Almost surely, 2^8458864449 is an apocalyptic number.

It is an amenable number.

8458864449 is a deficient number, since it is larger than the sum of its proper divisors (5224783551).

8458864449 is a wasteful number, since it uses less digits than its factorization.

8458864449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2298.

The product of its digits is 35389440, while the sum is 60.

The square root of 8458864449 is about 91972.0851617489. The cubic root of 8458864449 is about 2037.5300467748.

The spelling of 8458864449 in words is "eight billion, four hundred fifty-eight million, eight hundred sixty-four thousand, four hundred forty-nine".