8443246982 has 4 divisors (see below), whose sum is σ = 12664870476. Its totient is φ = 4221623490.

The previous prime is 8443246949. The next prime is 8443246997. The reversal of 8443246982 is 2896423448.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 8443246982.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2110811744 + ... + 2110811747.

It is an arithmetic number, because the mean of its divisors is an integer number (3166217619).

Almost surely, 2^8443246982 is an apocalyptic number.

8443246982 is a deficient number, since it is larger than the sum of its proper divisors (4221623494).

8443246982 is a wasteful number, since it uses less digits than its factorization.

8443246982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4221623493.

The product of its digits is 2654208, while the sum is 50.

The square root of 8443246982 is about 91887.1426370414. The cubic root of 8443246982 is about 2036.2753211497.

The spelling of 8443246982 in words is "eight billion, four hundred forty-three million, two hundred forty-six thousand, nine hundred eighty-two".