8546666457 has 16 divisors (see below), whose sum is σ = 13038302592. Its totient is φ = 4878255360.

The previous prime is 8546666417. The next prime is 8546666459. The reversal of 8546666457 is 7546666458.

8546666457 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8546666457 - 2¹⁰ = 8546665433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8546666397 and 8546666406.

It is not an unprimeable number, because it can be changed into a prime (8546666459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212478 + ... + 249479.

It is an arithmetic number, because the mean of its divisors is an integer number (814893912).

Almost surely, 2^8546666457 is an apocalyptic number.

It is an amenable number.

8546666457 is a deficient number, since it is larger than the sum of its proper divisors (4491636135).

8546666457 is a wasteful number, since it uses less digits than its factorization.

8546666457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462848.

The product of its digits is 29030400, while the sum is 57.

The square root of 8546666457 is about 92448.1825510918. The cubic root of 8546666457 is about 2044.5555678013. Note that the first 4 decimals are identical.

Subtracting from 8546666457 its reverse (7546666458), we obtain a palindrome (999999999).

The spelling of 8546666457 in words is "eight billion, five hundred forty-six million, six hundred sixty-six thousand, four hundred fifty-seven".