9843792394201 has 4 divisors (see below), whose sum is σ = 9849427079632. Its totient is φ = 9838157708772.

The previous prime is 9843792394193. The next prime is 9843792394243. The reversal of 9843792394201 is 1024932973489.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9843792394201 - 2³ = 9843792394193 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9843792394201.

It is not an unprimeable number, because it can be changed into a prime (9843792394001) 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, 2817340095 + ... + 2817343588.

It is an arithmetic number, because the mean of its divisors is an integer number (2462356769908).

Almost surely, 2^{9843792394201} is an apocalyptic number.

It is an amenable number.

9843792394201 is a deficient number, since it is larger than the sum of its proper divisors (5634685431).

9843792394201 is a wasteful number, since it uses less digits than its factorization.

9843792394201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5634685430.

The product of its (nonzero) digits is 23514624, while the sum is 61.

The spelling of 9843792394201 in words is "nine trillion, eight hundred forty-three billion, seven hundred ninety-two million, three hundred ninety-four thousand, two hundred one".