9693770172143 has 4 divisors (see below), whose sum is σ = 9714007688640. Its totient is φ = 9673532655648.

The previous prime is 9693770172139. The next prime is 9693770172221. The reversal of 9693770172143 is 3412710773969.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9693770172143 - 2² = 9693770172139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9693770171143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10118757530 + ... + 10118758487.

It is an arithmetic number, because the mean of its divisors is an integer number (2428501922160).

Almost surely, 2^{9693770172143} is an apocalyptic number.

9693770172143 is a deficient number, since it is larger than the sum of its proper divisors (20237516497).

9693770172143 is a wasteful number, since it uses less digits than its factorization.

9693770172143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20237516496.

The product of its (nonzero) digits is 12002256, while the sum is 59.

The spelling of 9693770172143 in words is "nine trillion, six hundred ninety-three billion, seven hundred seventy million, one hundred seventy-two thousand, one hundred forty-three".