8448215844845 has 8 divisors (see below), whose sum is σ = 11586124587264. Its totient is φ = 5793062293584.

The previous prime is 8448215844833. The next prime is 8448215844851. The reversal of 8448215844845 is 5484485128448.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8448215844845 - 2⁴ = 8448215844829 is a prime.

It is a super-2 number, since 2×8448215844845² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120688797749 + ... + 120688797818.

It is an arithmetic number, because the mean of its divisors is an integer number (1448265573408).

Almost surely, 2^{8448215844845} is an apocalyptic number.

It is an amenable number.

8448215844845 is a deficient number, since it is larger than the sum of its proper divisors (3137908742419).

8448215844845 is a wasteful number, since it uses less digits than its factorization.

8448215844845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241377595579.

The product of its digits is 209715200, while the sum is 65.

The spelling of 8448215844845 in words is "eight trillion, four hundred forty-eight billion, two hundred fifteen million, eight hundred forty-four thousand, eight hundred forty-five".