84825910844 has 12 divisors (see below), whose sum is σ = 148448497344. Its totient is φ = 42412054464.

The previous prime is 84825910781. The next prime is 84825910879. The reversal of 84825910844 is 44801952848.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15092 + ... + 412164.

It is an arithmetic number, because the mean of its divisors is an integer number (12370708112).

Almost surely, 2^84825910844 is an apocalyptic number.

It is an amenable number.

84825910844 is a deficient number, since it is larger than the sum of its proper divisors (63622586500).

84825910844 is a wasteful number, since it uses less digits than its factorization.

84825910844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450484 (or 450482 counting only the distinct ones).

The product of its (nonzero) digits is 2949120, while the sum is 53.

The spelling of 84825910844 in words is "eighty-four billion, eight hundred twenty-five million, nine hundred ten thousand, eight hundred forty-four".