8544842485 has 16 divisors (see below), whose sum is σ = 10425908592. Its totient is φ = 6721228800.

The previous prime is 8544842459. The next prime is 8544842497. The reversal of 8544842485 is 5842484458.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 603537489 + 7941304996 = 24567^2 + 89114^2 .

It is not a de Polignac number, because 8544842485 - 2¹⁵ = 8544809717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1345237 + ... + 1351573.

It is an arithmetic number, because the mean of its divisors is an integer number (651619287).

Almost surely, 2^8544842485 is an apocalyptic number.

It is an amenable number.

8544842485 is a deficient number, since it is larger than the sum of its proper divisors (1881066107).

8544842485 is a wasteful number, since it uses less digits than its factorization.

8544842485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10824.

The product of its digits is 6553600, while the sum is 52.

The square root of 8544842485 is about 92438.3171904379. The cubic root of 8544842485 is about 2044.4101123598.

The spelling of 8544842485 in words is "eight billion, five hundred forty-four million, eight hundred forty-two thousand, four hundred eighty-five".