16850441613 has 4 divisors (see below), whose sum is σ = 22467255488. Its totient is φ = 11233627740.

The previous prime is 16850441609. The next prime is 16850441683. The reversal of 16850441613 is 31614405861.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 16850441613 - 2² = 16850441609 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16850441683) 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, 2808406933 + ... + 2808406938.

It is an arithmetic number, because the mean of its divisors is an integer number (5616813872).

Almost surely, 2^16850441613 is an apocalyptic number.

It is an amenable number.

16850441613 is a deficient number, since it is larger than the sum of its proper divisors (5616813875).

16850441613 is an equidigital number, since it uses as much as digits as its factorization.

16850441613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5616813874.

The product of its (nonzero) digits is 69120, while the sum is 39.

The spelling of 16850441613 in words is "sixteen billion, eight hundred fifty million, four hundred forty-one thousand, six hundred thirteen".