85442350173 has 8 divisors (see below), whose sum is σ = 117851517600. Its totient is φ = 54997374768.

The previous prime is 85442350127. The next prime is 85442350207. The reversal of 85442350173 is 37105324458.

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

It is not a de Polignac number, because 85442350173 - 2⁹ = 85442349661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85442350573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 491047903 + ... + 491048076.

It is an arithmetic number, because the mean of its divisors is an integer number (14731439700).

Almost surely, 2^85442350173 is an apocalyptic number.

It is an amenable number.

85442350173 is a deficient number, since it is larger than the sum of its proper divisors (32409167427).

85442350173 is a wasteful number, since it uses less digits than its factorization.

85442350173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982096011.

The product of its (nonzero) digits is 403200, while the sum is 42.

The spelling of 85442350173 in words is "eighty-five billion, four hundred forty-two million, three hundred fifty thousand, one hundred seventy-three".