84875328861 has 8 divisors (see below), whose sum is σ = 113640608640. Its totient is φ = 56346800832.

The previous prime is 84875328841. The next prime is 84875328869. The reversal of 84875328861 is 16882357848.

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

It is not a de Polignac number, because 84875328861 - 2¹¹ = 84875326813 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 84875328795 and 84875328804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84875328869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59187100 + ... + 59188533.

It is an arithmetic number, because the mean of its divisors is an integer number (14205076080).

Almost surely, 2^84875328861 is an apocalyptic number.

It is an amenable number.

84875328861 is a deficient number, since it is larger than the sum of its proper divisors (28765279779).

84875328861 is a wasteful number, since it uses less digits than its factorization.

84875328861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118375875.

The product of its digits is 20643840, while the sum is 60.

The spelling of 84875328861 in words is "eighty-four billion, eight hundred seventy-five million, three hundred twenty-eight thousand, eight hundred sixty-one".