8164790974618 has 8 divisors (see below), whose sum is σ = 12355568643348. Its totient is φ = 4046268093504.

The previous prime is 8164790974601. The next prime is 8164790974667.

8164790974618 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 8138964234769 + 25826739849 = 2852887^2 + 160707^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18063696621 + ... + 18063697072.

Almost surely, 2^{8164790974618} is an apocalyptic number.

8164790974618 is a deficient number, since it is larger than the sum of its proper divisors (4190777668730).

8164790974618 is a wasteful number, since it uses less digits than its factorization.

8164790974618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36127393808.

The product of its (nonzero) digits is 146313216, while the sum is 70.

The spelling of 8164790974618 in words is "eight trillion, one hundred sixty-four billion, seven hundred ninety million, nine hundred seventy-four thousand, six hundred eighteen".