17099112852 has 96 divisors (see below), whose sum is σ = 46817971200. Its totient is φ = 5381932896.

The previous prime is 17099112829. The next prime is 17099112857. The reversal of 17099112852 is 25821199071.

It is a junction number, because it is equal to n+sod(n) for n = 17099112798 and 17099112807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17099112857) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 616393 + ... + 643535.

It is an arithmetic number, because the mean of its divisors is an integer number (487687200).

Almost surely, 2^17099112852 is an apocalyptic number.

17099112852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 17099112852, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23408985600).

17099112852 is an abundant number, since it is smaller than the sum of its proper divisors (29718858348).

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

17099112852 is a wasteful number, since it uses less digits than its factorization.

17099112852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27482 (or 27474 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 45.

The spelling of 17099112852 in words is "seventeen billion, ninety-nine million, one hundred twelve thousand, eight hundred fifty-two".