84046842173 has 6 divisors (see below), whose sum is σ = 97768775646. Its totient is φ = 72040150392.

The previous prime is 84046842161. The next prime is 84046842197. The reversal of 84046842173 is 37124864048.

It can be written as a sum of positive squares in only one way, i.e., 47885255929 + 36161586244 = 218827^2 + 190162^2 .

It is not a de Polignac number, because 84046842173 - 2⁴ = 84046842157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84046842773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 857620790 + ... + 857620887.

It is an arithmetic number, because the mean of its divisors is an integer number (16294795941).

Almost surely, 2^84046842173 is an apocalyptic number.

It is an amenable number.

84046842173 is a deficient number, since it is larger than the sum of its proper divisors (13721933473).

84046842173 is a wasteful number, since it uses less digits than its factorization.

84046842173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1715241691 (or 1715241684 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 47.

The spelling of 84046842173 in words is "eighty-four billion, forty-six million, eight hundred forty-two thousand, one hundred seventy-three".