9870843358085 has 16 divisors (see below), whose sum is σ = 11896743995136. Its totient is φ = 7862220519168.

The previous prime is 9870843358043. The next prime is 9870843358111. The reversal of 9870843358085 is 5808533480789.

9870843358085 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9870843358085 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 224672 + ... + 4448838.

It is an arithmetic number, because the mean of its divisors is an integer number (743546499696).

Almost surely, 2^{9870843358085} is an apocalyptic number.

It is an amenable number.

9870843358085 is a deficient number, since it is larger than the sum of its proper divisors (2025900637051).

9870843358085 is a wasteful number, since it uses less digits than its factorization.

9870843358085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4226212.

The product of its (nonzero) digits is 232243200, while the sum is 68.

The spelling of 9870843358085 in words is "nine trillion, eight hundred seventy billion, eight hundred forty-three million, three hundred fifty-eight thousand, eighty-five".