8419543982 has 8 divisors (see below), whose sum is σ = 12629809200. Its totient is φ = 4209607584.

The previous prime is 8419543961. The next prime is 8419543997. The reversal of 8419543982 is 2893459148.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2882 + ... + 129797.

It is an arithmetic number, because the mean of its divisors is an integer number (1578726150).

Almost surely, 2^8419543982 is an apocalyptic number.

8419543982 is a deficient number, since it is larger than the sum of its proper divisors (4210265218).

8419543982 is a wasteful number, since it uses less digits than its factorization.

8419543982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164410.

The product of its digits is 2488320, while the sum is 53.

The square root of 8419543982 is about 91758.0731162114. The cubic root of 8419543982 is about 2034.3680347431.

The spelling of 8419543982 in words is "eight billion, four hundred nineteen million, five hundred forty-three thousand, nine hundred eighty-two".