16850016850017 has 16 divisors (see below), whose sum is σ = 24214455392960. Its totient is φ = 10360858537152.

The previous prime is 16850016849983. The next prime is 16850016850027. The reversal of 16850016850017 is 71005861005861.

It is a happy number.

It is not a de Polignac number, because 16850016850017 - 2¹⁹ = 16850016325729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16850016850027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174588667 + ... + 174685152.

It is an arithmetic number, because the mean of its divisors is an integer number (1513403462060).

Almost surely, 2^{16850016850017} is an apocalyptic number.

It is an amenable number.

16850016850017 is a deficient number, since it is larger than the sum of its proper divisors (7364438542943).

16850016850017 is a wasteful number, since it uses less digits than its factorization.

16850016850017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349275072.

The product of its (nonzero) digits is 403200, while the sum is 48.

Adding to 16850016850017 its reverse (71005861005861), we get a palindrome (87855877855878).

The spelling of 16850016850017 in words is "sixteen trillion, eight hundred fifty billion, sixteen million, eight hundred fifty thousand, seventeen".