16850018350003 has 4 divisors (see below), whose sum is σ = 16850036926648. Its totient is φ = 16849999773360.

The previous prime is 16850018349959. The next prime is 16850018350027. The reversal of 16850018350003 is 30005381005861.

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

It is a cyclic number.

It is not a de Polignac number, because 16850018350003 - 2⁹ = 16850018349491 is a prime.

It is a super-2 number, since 2×16850018350003² (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 (16850018350303) 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, 7853901 + ... + 9766462.

It is an arithmetic number, because the mean of its divisors is an integer number (4212509231662).

Almost surely, 2^{16850018350003} is an apocalyptic number.

16850018350003 is a deficient number, since it is larger than the sum of its proper divisors (18576645).

16850018350003 is an equidigital number, since it uses as much as digits as its factorization.

16850018350003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18576644.

The product of its (nonzero) digits is 86400, while the sum is 40.

Adding to 16850018350003 its reverse (30005381005861), we get a palindrome (46855399355864).

The spelling of 16850018350003 in words is "sixteen trillion, eight hundred fifty billion, eighteen million, three hundred fifty thousand, three".