16852036850017 has 4 divisors (see below), whose sum is σ = 16852066730260. Its totient is φ = 16852006969776.

The previous prime is 16852036849993. The next prime is 16852036850021. The reversal of 16852036850017 is 71005863025861.

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

It can be written as a sum of positive squares in 2 ways, for example, as 9559963102561 + 7292073747456 = 3091919^2 + 2700384^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16852036850017 is a prime.

It is a super-2 number, since 2×16852036850017² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16852036850057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14077542 + ... + 15227647.

It is an arithmetic number, because the mean of its divisors is an integer number (4213016682565).

Almost surely, 2^{16852036850017} is an apocalyptic number.

It is an amenable number.

16852036850017 is a deficient number, since it is larger than the sum of its proper divisors (29880243).

16852036850017 is an equidigital number, since it uses as much as digits as its factorization.

16852036850017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29880242.

The product of its (nonzero) digits is 2419200, while the sum is 52.

Adding to 16852036850017 its reverse (71005863025861), we get a palindrome (87857899875878).

The spelling of 16852036850017 in words is "sixteen trillion, eight hundred fifty-two billion, thirty-six million, eight hundred fifty thousand, seventeen".