8173875136 has 56 divisors (see below), whose sum is σ = 18555919200. Its totient is φ = 3499548672.

The previous prime is 8173875131. The next prime is 8173875167. The reversal of 8173875136 is 6315783718.

It is a tau number, because it is divible by the number of its divisors (56).

It is a self number, because there is not a number n which added to its sum of digits gives 8173875136.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8173875131) 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, 461256 + ... + 478648.

It is an arithmetic number, because the mean of its divisors is an integer number (331355700).

Almost surely, 2^8173875136 is an apocalyptic number.

It is an amenable number.

8173875136 is an abundant number, since it is smaller than the sum of its proper divisors (10382044064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8173875136 is a wasteful number, since it uses less digits than its factorization.

8173875136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18461 (or 18451 counting only the distinct ones).

The product of its digits is 846720, while the sum is 49.

The square root of 8173875136 is about 90409.4858739944. The cubic root of 8173875136 is about 2014.3858699395.

The spelling of 8173875136 in words is "eight billion, one hundred seventy-three million, eight hundred seventy-five thousand, one hundred thirty-six".