9912595693889 has 8 divisors (see below), whose sum is σ = 11415159273408. Its totient is φ = 8431651734480.

The previous prime is 9912595693867. The next prime is 9912595693901. The reversal of 9912595693889 is 9883965952199.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9912595693889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9912595693589) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5404904042 + ... + 5404905875.

It is an arithmetic number, because the mean of its divisors is an integer number (1426894909176).

Almost surely, 2^{9912595693889} is an apocalyptic number.

It is an amenable number.

9912595693889 is a deficient number, since it is larger than the sum of its proper divisors (1502563579519).

9912595693889 is a wasteful number, since it uses less digits than its factorization.

9912595693889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10809810055.

The product of its digits is 3401222400, while the sum is 83.

The spelling of 9912595693889 in words is "nine trillion, nine hundred twelve billion, five hundred ninety-five million, six hundred ninety-three thousand, eight hundred eighty-nine".