171370247672252 has 12 divisors (see below), whose sum is σ = 299907809423040. Its totient is φ = 85682302122816.

The previous prime is 171370247672251. The next prime is 171370247672257. The reversal of 171370247672252 is 252276742073171.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (171370247672251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 705291677 + ... + 705534612.

It is an arithmetic number, because the mean of its divisors is an integer number (24992317451920).

Almost surely, 2^{171370247672252} is an apocalyptic number.

It is an amenable number.

171370247672252 is a deficient number, since it is larger than the sum of its proper divisors (128537561750788).

171370247672252 is a wasteful number, since it uses less digits than its factorization.

171370247672252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1410856660 (or 1410856658 counting only the distinct ones).

The product of its (nonzero) digits is 13829760, while the sum is 56.

The spelling of 171370247672252 in words is "one hundred seventy-one trillion, three hundred seventy billion, two hundred forty-seven million, six hundred seventy-two thousand, two hundred fifty-two".