201607116610161 has 16 divisors (see below), whose sum is σ = 283151296006400. Its totient is φ = 127243537778448.

The previous prime is 201607116610153. The next prime is 201607116610223. The reversal of 201607116610161 is 161016611706102.

It is a happy number.

201607116610161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 201607116610161 - 2³ = 201607116610153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201607116610121) 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, 1212037111 + ... + 1212203436.

It is an arithmetic number, because the mean of its divisors is an integer number (17696956000400).

Almost surely, 2^{201607116610161} is an apocalyptic number.

It is an amenable number.

201607116610161 is a deficient number, since it is larger than the sum of its proper divisors (81544179396239).

201607116610161 is a wasteful number, since it uses less digits than its factorization.

201607116610161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2424242028.

The product of its (nonzero) digits is 18144, while the sum is 39.

The spelling of 201607116610161 in words is "two hundred one trillion, six hundred seven billion, one hundred sixteen million, six hundred ten thousand, one hundred sixty-one".