171706870228 has 12 divisors (see below), whose sum is σ = 300576824352. Its totient is φ = 85827777560.

The previous prime is 171706870189. The next prime is 171706870267. The reversal of 171706870228 is 822078607171.

It is an interprime number because it is at equal distance from previous prime (171706870189) and next prime (171706870267).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6399328 + ... + 6426103.

It is an arithmetic number, because the mean of its divisors is an integer number (25048068696).

Almost surely, 2^171706870228 is an apocalyptic number.

It is an amenable number.

171706870228 is a deficient number, since it is larger than the sum of its proper divisors (128869954124).

171706870228 is a wasteful number, since it uses less digits than its factorization.

171706870228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12828782 (or 12828780 counting only the distinct ones).

The product of its (nonzero) digits is 526848, while the sum is 49.

The spelling of 171706870228 in words is "one hundred seventy-one billion, seven hundred six million, eight hundred seventy thousand, two hundred twenty-eight".