171256413273000 has 128 divisors (see below), whose sum is σ = 582894555834240. Its totient is φ = 41516706240000.

The previous prime is 171256413272933. The next prime is 171256413273047. The reversal of 171256413273000 is 372314652171.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2594761141 + ... + 2594827140.

It is an arithmetic number, because the mean of its divisors is an integer number (4553863717455).

Almost surely, 2^{171256413273000} is an apocalyptic number.

171256413273000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

171256413273000 is an abundant number, since it is smaller than the sum of its proper divisors (411638142561240).

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

171256413273000 is a wasteful number, since it uses less digits than its factorization.

171256413273000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5189588316 (or 5189588302 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 42.

The spelling of 171256413273000 in words is "one hundred seventy-one trillion, two hundred fifty-six billion, four hundred thirteen million, two hundred seventy-three thousand".