82213386158 has 4 divisors (see below), whose sum is σ = 123320079240. Its totient is φ = 41106693078.

The previous prime is 82213386149. The next prime is 82213386187. The reversal of 82213386158 is 85168331228.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20553346538 + ... + 20553346541.

It is an arithmetic number, because the mean of its divisors is an integer number (30830019810).

Almost surely, 2^82213386158 is an apocalyptic number.

82213386158 is a deficient number, since it is larger than the sum of its proper divisors (41106693082).

82213386158 is a wasteful number, since it uses less digits than its factorization.

82213386158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41106693081.

The product of its digits is 552960, while the sum is 47.

The spelling of 82213386158 in words is "eighty-two billion, two hundred thirteen million, three hundred eighty-six thousand, one hundred fifty-eight".