3989613794788 has 12 divisors (see below), whose sum is σ = 6981841414912. Its totient is φ = 1994801961960.

The previous prime is 3989613794773. The next prime is 3989613794807. The reversal of 3989613794788 is 8874973169893.

3989613794788 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1057933 + ... + 3016363.

Almost surely, 2^{3989613794788} is an apocalyptic number.

It is an amenable number.

3989613794788 is a deficient number, since it is larger than the sum of its proper divisors (2992227620124).

3989613794788 is a wasteful number, since it uses less digits than its factorization.

3989613794788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2467722 (or 2467720 counting only the distinct ones).

The product of its digits is 3950456832, while the sum is 82.

The spelling of 3989613794788 in words is "three trillion, nine hundred eighty-nine billion, six hundred thirteen million, seven hundred ninety-four thousand, seven hundred eighty-eight".