7824163982 has 16 divisors (see below), whose sum is σ = 12229576560. Its totient is φ = 3749608128.

The previous prime is 7824163969. The next prime is 7824164021. The reversal of 7824163982 is 2893614287.

It is a super-2 number, since 2×7824163982² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7824163982.

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, 484388 + ... + 500279.

It is an arithmetic number, because the mean of its divisors is an integer number (764348535).

Almost surely, 2^7824163982 is an apocalyptic number.

7824163982 is a deficient number, since it is larger than the sum of its proper divisors (4405412578).

7824163982 is a wasteful number, since it uses less digits than its factorization.

7824163982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984835.

The product of its digits is 1161216, while the sum is 50.

The square root of 7824163982 is about 88454.3044854234. The cubic root of 7824163982 is about 1985.2383128530.

The spelling of 7824163982 in words is "seven billion, eight hundred twenty-four million, one hundred sixty-three thousand, nine hundred eighty-two".