442004140171 has 8 divisors (see below), whose sum is σ = 490091029488. Its totient is φ = 395234700000.

The previous prime is 442004140169. The next prime is 442004140177. The reversal of 442004140171 is 171041400244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 442004140171 - 2¹ = 442004140169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442004140177) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 329361580 + ... + 329362921.

It is an arithmetic number, because the mean of its divisors is an integer number (61261378686).

Almost surely, 2^442004140171 is an apocalyptic number.

442004140171 is a deficient number, since it is larger than the sum of its proper divisors (48086889317).

442004140171 is a wasteful number, since it uses less digits than its factorization.

442004140171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658724573.

The product of its (nonzero) digits is 3584, while the sum is 28.

The spelling of 442004140171 in words is "four hundred forty-two billion, four million, one hundred forty thousand, one hundred seventy-one".