3988307997008 has 20 divisors (see below), whose sum is σ = 7727777578080. Its totient is φ = 1994042815584.

The previous prime is 3988307996989. The next prime is 3988307997017. The reversal of 3988307997008 is 8007997038893.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6652610 + ... + 7227297.

It is an arithmetic number, because the mean of its divisors is an integer number (386388878904).

Almost surely, 2^{3988307997008} is an apocalyptic number.

It is an amenable number.

3988307997008 is a deficient number, since it is larger than the sum of its proper divisors (3739469581072).

3988307997008 is a wasteful number, since it uses less digits than its factorization.

3988307997008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13897874 (or 13897868 counting only the distinct ones).

The product of its (nonzero) digits is 164602368, while the sum is 71.

The spelling of 3988307997008 in words is "three trillion, nine hundred eighty-eight billion, three hundred seven million, nine hundred ninety-seven thousand, eight".