9864442050593 has 4 divisors (see below), whose sum is σ = 10623245285268. Its totient is φ = 9105638815920.

The previous prime is 9864442050577. The next prime is 9864442050601. The reversal of 9864442050593 is 3950502444689.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3750063234064 + 6114378816529 = 1936508^2 + 2472727^2 .

It is a cyclic number.

It is not a de Polignac number, because 9864442050593 - 2⁴ = 9864442050577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9864442050563) 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, 379401617318 + ... + 379401617343.

It is an arithmetic number, because the mean of its divisors is an integer number (2655811321317).

Almost surely, 2^{9864442050593} is an apocalyptic number.

It is an amenable number.

9864442050593 is a deficient number, since it is larger than the sum of its proper divisors (758803234675).

9864442050593 is a wasteful number, since it uses less digits than its factorization.

9864442050593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758803234674.

The product of its (nonzero) digits is 37324800, while the sum is 59.

The spelling of 9864442050593 in words is "nine trillion, eight hundred sixty-four billion, four hundred forty-two million, fifty thousand, five hundred ninety-three".