847112638506 has 32 divisors (see below), whose sum is σ = 1735613018496. Its totient is φ = 275473440000.

The previous prime is 847112638499. The next prime is 847112638507. The reversal of 847112638506 is 605836211748.

It is not an unprimeable number, because it can be changed into a prime (847112638507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9181806 + ... + 9273606.

It is an arithmetic number, because the mean of its divisors is an integer number (54237906828).

Almost surely, 2^847112638506 is an apocalyptic number.

847112638506 is an abundant number, since it is smaller than the sum of its proper divisors (888500379990).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

847112638506 is a wasteful number, since it uses less digits than its factorization.

847112638506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129358.

The product of its (nonzero) digits is 1935360, while the sum is 51.

The spelling of 847112638506 in words is "eight hundred forty-seven billion, one hundred twelve million, six hundred thirty-eight thousand, five hundred six".