846006493209 has 32 divisors (see below), whose sum is σ = 1196018863104. Its totient is φ = 530991210240.

The previous prime is 846006493193. The next prime is 846006493217. The reversal of 846006493209 is 902394600648.

It is not a de Polignac number, because 846006493209 - 2⁴ = 846006493193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (846006493259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51789207 + ... + 51805539.

It is an arithmetic number, because the mean of its divisors is an integer number (37375589472).

Almost surely, 2^846006493209 is an apocalyptic number.

It is an amenable number.

846006493209 is a deficient number, since it is larger than the sum of its proper divisors (350012369895).

846006493209 is a wasteful number, since it uses less digits than its factorization.

846006493209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31457.

The product of its (nonzero) digits is 2239488, while the sum is 51.

The spelling of 846006493209 in words is "eight hundred forty-six billion, six million, four hundred ninety-three thousand, two hundred nine".