84875328890 has 32 divisors (see below), whose sum is σ = 166678464960. Its totient is φ = 30861129600.

The previous prime is 84875328871. The next prime is 84875328899. The reversal of 84875328890 is 9882357848.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (84875328899) 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 15 ways as a sum of consecutive naturals, for example, 1661246 + ... + 1711574.

It is an arithmetic number, because the mean of its divisors is an integer number (5208702030).

Almost surely, 2^84875328890 is an apocalyptic number.

84875328890 is a deficient number, since it is larger than the sum of its proper divisors (81803136070).

84875328890 is a wasteful number, since it uses less digits than its factorization.

84875328890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65678.

The product of its (nonzero) digits is 30965760, while the sum is 62.

The spelling of 84875328890 in words is "eighty-four billion, eight hundred seventy-five million, three hundred twenty-eight thousand, eight hundred ninety".