82158196814 has 8 divisors (see below), whose sum is σ = 123695427240. Its totient is φ = 40926387736.

The previous prime is 82158196763. The next prime is 82158196817. The reversal of 82158196814 is 41869185128.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82158196817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76354664 + ... + 76355739.

It is an arithmetic number, because the mean of its divisors is an integer number (15461928405).

Almost surely, 2^82158196814 is an apocalyptic number.

82158196814 is a deficient number, since it is larger than the sum of its proper divisors (41537230426).

82158196814 is a wasteful number, since it uses less digits than its factorization.

82158196814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152710674.

The product of its digits is 1105920, while the sum is 53.

The spelling of 82158196814 in words is "eighty-two billion, one hundred fifty-eight million, one hundred ninety-six thousand, eight hundred fourteen".