8421848506 has 32 divisors (see below), whose sum is σ = 13219018560. Its totient is φ = 4020516864.

The previous prime is 8421848489. The next prime is 8421848537. The reversal of 8421848506 is 6058481248.

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, 1286650 + ... + 1293178.

It is an arithmetic number, because the mean of its divisors is an integer number (413094330).

Almost surely, 2^8421848506 is an apocalyptic number.

8421848506 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

8421848506 is a deficient number, since it is larger than the sum of its proper divisors (4797170054).

8421848506 is a wasteful number, since it uses less digits than its factorization.

8421848506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6910.

The product of its (nonzero) digits is 491520, while the sum is 46.

The square root of 8421848506 is about 91770.6298659871. The cubic root of 8421848506 is about 2034.5536276245.

The spelling of 8421848506 in words is "eight billion, four hundred twenty-one million, eight hundred forty-eight thousand, five hundred six".