8508865485 has 16 divisors (see below), whose sum is σ = 13616950464. Its totient is φ = 4537139712.

The previous prime is 8508865471. The next prime is 8508865501. The reversal of 8508865485 is 5845688058.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-8508865485 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 22254 + ... + 132336.

It is an arithmetic number, because the mean of its divisors is an integer number (851059404).

Almost surely, 2^8508865485 is an apocalyptic number.

It is an amenable number.

8508865485 is a deficient number, since it is larger than the sum of its proper divisors (5108084979).

8508865485 is a wasteful number, since it uses less digits than its factorization.

8508865485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115244.

The product of its (nonzero) digits is 12288000, while the sum is 57.

The square root of 8508865485 is about 92243.5118856606. The cubic root of 8508865485 is about 2041.5368309346.

The spelling of 8508865485 in words is "eight billion, five hundred eight million, eight hundred sixty-five thousand, four hundred eighty-five".