412805082171 has 4 divisors (see below), whose sum is σ = 550406776232. Its totient is φ = 275203388112.

The previous prime is 412805082121. The next prime is 412805082191. The reversal of 412805082171 is 171280508214.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 412805082171 - 2⁹ = 412805081659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (412805082121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68800847026 + ... + 68800847031.

It is an arithmetic number, because the mean of its divisors is an integer number (137601694058).

Almost surely, 2^412805082171 is an apocalyptic number.

412805082171 is a deficient number, since it is larger than the sum of its proper divisors (137601694061).

412805082171 is a wasteful number, since it uses less digits than its factorization.

412805082171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137601694060.

The product of its (nonzero) digits is 35840, while the sum is 39.

The spelling of 412805082171 in words is "four hundred twelve billion, eight hundred five million, eighty-two thousand, one hundred seventy-one".