84175047125 has 32 divisors (see below), whose sum is σ = 113625788640. Its totient is φ = 61888320000.

The previous prime is 84175047109. The next prime is 84175047133. The reversal of 84175047125 is 52174057148.

It can be written as a sum of positive squares in 16 ways, for example, as 26147536804 + 58027510321 = 161702^2 + 240889^2 .

It is not a de Polignac number, because 84175047125 - 2⁴ = 84175047109 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 259025 + ... + 485225.

It is an arithmetic number, because the mean of its divisors is an integer number (3550805895).

Almost surely, 2^84175047125 is an apocalyptic number.

It is an amenable number.

84175047125 is a deficient number, since it is larger than the sum of its proper divisors (29450741515).

84175047125 is a wasteful number, since it uses less digits than its factorization.

84175047125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226458 (or 226448 counting only the distinct ones).

The product of its (nonzero) digits is 313600, while the sum is 44.

The spelling of 84175047125 in words is "eighty-four billion, one hundred seventy-five million, forty-seven thousand, one hundred twenty-five".