3979870996 has 6 divisors (see below), whose sum is σ = 6964774250. Its totient is φ = 1989935496.

The previous prime is 3979870981. The next prime is 3979871017. The reversal of 3979870996 is 6990789793.

It can be written as a sum of positive squares in only one way, i.e., 3422250000 + 557620996 = 58500^2 + 23614^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497483871 + ... + 497483878.

Almost surely, 2^3979870996 is an apocalyptic number.

It is an amenable number.

3979870996 is a deficient number, since it is larger than the sum of its proper divisors (2984903254).

3979870996 is a wasteful number, since it uses less digits than its factorization.

3979870996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994967753 (or 994967751 counting only the distinct ones).

The product of its (nonzero) digits is 46294416, while the sum is 67.

The square root of 3979870996 is about 63086.2187486300. The cubic root of 3979870996 is about 1584.7338394143.

The spelling of 3979870996 in words is "three billion, nine hundred seventy-nine million, eight hundred seventy thousand, nine hundred ninety-six".