12989403107996 has 24 divisors (see below), whose sum is σ = 26177117721216. Its totient is φ = 5524391723760.

The previous prime is 12989403107939. The next prime is 12989403108001. The reversal of 12989403107996 is 69970130498921.

It is a super-2 number, since 2×12989403107996² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1770634706 + ... + 1770642041.

It is an arithmetic number, because the mean of its divisors is an integer number (1090713238384).

Almost surely, 2^{12989403107996} is an apocalyptic number.

It is an amenable number.

12989403107996 is an abundant number, since it is smaller than the sum of its proper divisors (13187714613220).

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

12989403107996 is a wasteful number, since it uses less digits than its factorization.

12989403107996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3541276889 (or 3541276887 counting only the distinct ones).

The product of its (nonzero) digits is 52907904, while the sum is 68.

The spelling of 12989403107996 in words is "twelve trillion, nine hundred eighty-nine billion, four hundred three million, one hundred seven thousand, nine hundred ninety-six".