84875328877 has 4 divisors (see below), whose sum is σ = 84876008896. Its totient is φ = 84874648860.

The previous prime is 84875328871. The next prime is 84875328899. The reversal of 84875328877 is 77882357848.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 84875328877 - 2³ = 84875328869 is a prime.

It is a super-2 number, since 2×84875328877² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84875328871) 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 3 ways as a sum of consecutive naturals, for example, 92949 + ... + 422362.

It is an arithmetic number, because the mean of its divisors is an integer number (21219002224).

Almost surely, 2^84875328877 is an apocalyptic number.

It is an amenable number.

84875328877 is a deficient number, since it is larger than the sum of its proper divisors (680019).

84875328877 is a wasteful number, since it uses less digits than its factorization.

84875328877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680018.

The product of its digits is 168591360, while the sum is 67.

The spelling of 84875328877 in words is "eighty-four billion, eight hundred seventy-five million, three hundred twenty-eight thousand, eight hundred seventy-seven".