6663800982 has 32 divisors (see below), whose sum is σ = 14017121280. Its totient is φ = 2109051360.

The previous prime is 6663800933. The next prime is 6663800993. The reversal of 6663800982 is 2890083666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 328132 + ... + 347847.

It is an arithmetic number, because the mean of its divisors is an integer number (438035040).

Almost surely, 2^6663800982 is an apocalyptic number.

6663800982 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

6663800982 is an abundant number, since it is smaller than the sum of its proper divisors (7353320298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6663800982 is a wasteful number, since it uses less digits than its factorization.

6663800982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676068.

The product of its (nonzero) digits is 746496, while the sum is 48.

The square root of 6663800982 is about 81632.1075435395. The cubic root of 6663800982 is about 1881.8023478613.

The spelling of 6663800982 in words is "six billion, six hundred sixty-three million, eight hundred thousand, nine hundred eighty-two".