170163425712 has 160 divisors (see below), whose sum is σ = 509072417280. Its totient is φ = 47974993920.

The previous prime is 170163425701. The next prime is 170163425717. The reversal of 170163425712 is 217524361071.

It is not an unprimeable number, because it can be changed into a prime (170163425717) 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, 8684887 + ... + 8704457.

It is an arithmetic number, because the mean of its divisors is an integer number (3181702608).

Almost surely, 2^170163425712 is an apocalyptic number.

170163425712 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 170163425712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (254536208640).

170163425712 is an abundant number, since it is smaller than the sum of its proper divisors (338908991568).

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

170163425712 is a wasteful number, since it uses less digits than its factorization.

170163425712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19931 (or 19925 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 39.

Adding to 170163425712 its reverse (217524361071), we get a palindrome (387687786783).

The spelling of 170163425712 in words is "one hundred seventy billion, one hundred sixty-three million, four hundred twenty-five thousand, seven hundred twelve".