6646610982 has 32 divisors (see below), whose sum is σ = 14506625664. Its totient is φ = 2013440000.

The previous prime is 6646610977. The next prime is 6646611019. The reversal of 6646610982 is 2890166466.

It is a happy number.

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, 199078 + ... + 230054.

It is an arithmetic number, because the mean of its divisors is an integer number (453332052).

Almost surely, 2^6646610982 is an apocalyptic number.

6646610982 is an abundant number, since it is smaller than the sum of its proper divisors (7860014682).

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

6646610982 is a wasteful number, since it uses less digits than its factorization.

6646610982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34244.

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

The square root of 6646610982 is about 81526.7501008105. The cubic root of 6646610982 is about 1880.1828498402.

The spelling of 6646610982 in words is "six billion, six hundred forty-six million, six hundred ten thousand, nine hundred eighty-two".