160720811606 has 16 divisors (see below), whose sum is σ = 241415599824. Its totient is φ = 80248987104.

The previous prime is 160720811593. The next prime is 160720811623. The reversal of 160720811606 is 606118027061.

160720811606 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 160720811606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12459296 + ... + 12472188.

It is an arithmetic number, because the mean of its divisors is an integer number (15088474989).

Almost surely, 2^160720811606 is an apocalyptic number.

160720811606 is a deficient number, since it is larger than the sum of its proper divisors (80694788218).

160720811606 is a wasteful number, since it uses less digits than its factorization.

160720811606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21055.

The product of its (nonzero) digits is 24192, while the sum is 38.

Adding to 160720811606 its reverse (606118027061), we get a palindrome (766838838667).

The spelling of 160720811606 in words is "one hundred sixty billion, seven hundred twenty million, eight hundred eleven thousand, six hundred six".