605216157161 has 32 divisors (see below), whose sum is σ = 756933700608. Its totient is φ = 470112402240.

The previous prime is 605216157151. The next prime is 605216157211. The reversal of 605216157161 is 161751612506.

It is a cyclic number.

It is not a de Polignac number, because 605216157161 - 2³⁸ = 330338250217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (605216157101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41369330 + ... + 41383956.

It is an arithmetic number, because the mean of its divisors is an integer number (23654178144).

Almost surely, 2^605216157161 is an apocalyptic number.

It is an amenable number.

605216157161 is a deficient number, since it is larger than the sum of its proper divisors (151717543447).

605216157161 is a wasteful number, since it uses less digits than its factorization.

605216157161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16301.

The product of its (nonzero) digits is 75600, while the sum is 41.

Adding to 605216157161 its reverse (161751612506), we get a palindrome (766967769667).

The spelling of 605216157161 in words is "six hundred five billion, two hundred sixteen million, one hundred fifty-seven thousand, one hundred sixty-one".