170001666112 has 42 divisors (see below), whose sum is σ = 340890003258. Its totient is φ = 84108460032.

The previous prime is 170001666049. The next prime is 170001666143. The reversal of 170001666112 is 211666100071.

It can be written as a sum of positive squares in 3 ways, for example, as 113881951296 + 56119714816 = 337464^2 + 236896^2 .

It is a super-3 number, since 3×170001666112³ (a number of 35 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32483848 + ... + 32489080.

It is an arithmetic number, because the mean of its divisors is an integer number (8116428649).

Almost surely, 2^170001666112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 170001666112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170445001629).

170001666112 is an abundant number, since it is smaller than the sum of its proper divisors (170888337146).

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

170001666112 is an frugal number, since it uses more digits than its factorization.

170001666112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10575 (or 5332 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 31.

Adding to 170001666112 its reverse (211666100071), we get a palindrome (381667766183).

The spelling of 170001666112 in words is "one hundred seventy billion, one million, six hundred sixty-six thousand, one hundred twelve".