171472723307140 has 48 divisors (see below), whose sum is σ = 389289425918400. Its totient is φ = 63222944349312.

The previous prime is 171472723307059. The next prime is 171472723307161. The reversal of 171472723307140 is 41703327274171.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6097877950 + ... + 6097906069.

It is an arithmetic number, because the mean of its divisors is an integer number (8110196373300).

Almost surely, 2^{171472723307140} is an apocalyptic number.

171472723307140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

171472723307140 is an abundant number, since it is smaller than the sum of its proper divisors (217816702611260).

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

171472723307140 is a wasteful number, since it uses less digits than its factorization.

171472723307140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12195784084 (or 12195784082 counting only the distinct ones).

The product of its (nonzero) digits is 1382976, while the sum is 49.

The spelling of 171472723307140 in words is "one hundred seventy-one trillion, four hundred seventy-two billion, seven hundred twenty-three million, three hundred seven thousand, one hundred forty".