84808813865 has 8 divisors (see below), whose sum is σ = 101775018048. Its totient is φ = 67844090160.

The previous prime is 84808813849. The next prime is 84808813883. The reversal of 84808813865 is 56831880848.

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

It is not a de Polignac number, because 84808813865 - 2⁴ = 84808813849 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239927 + ... + 476636.

It is an arithmetic number, because the mean of its divisors is an integer number (12721877256).

Almost surely, 2^84808813865 is an apocalyptic number.

It is an amenable number.

84808813865 is a deficient number, since it is larger than the sum of its proper divisors (16966204183).

84808813865 is a wasteful number, since it uses less digits than its factorization.

84808813865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740239.

The product of its (nonzero) digits is 11796480, while the sum is 59.

The spelling of 84808813865 in words is "eighty-four billion, eight hundred eight million, eight hundred thirteen thousand, eight hundred sixty-five".