82218958718 has 8 divisors (see below), whose sum is σ = 132815241048. Its totient is φ = 37947211704.

The previous prime is 82218958697. The next prime is 82218958769. The reversal of 82218958718 is 81785981228.

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

It is a Curzon number.

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, 1581133796 + ... + 1581133847.

It is an arithmetic number, because the mean of its divisors is an integer number (16601905131).

Almost surely, 2^82218958718 is an apocalyptic number.

82218958718 is a deficient number, since it is larger than the sum of its proper divisors (50596282330).

82218958718 is a wasteful number, since it uses less digits than its factorization.

82218958718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3162267658.

The product of its digits is 5160960, while the sum is 59.

The spelling of 82218958718 in words is "eighty-two billion, two hundred eighteen million, nine hundred fifty-eight thousand, seven hundred eighteen".