716165170161 has 16 divisors (see below), whose sum is σ = 1091405927424. Its totient is φ = 409197257424.

The previous prime is 716165170157. The next prime is 716165170163. The reversal of 716165170161 is 161071561617.

It is a happy number.

It is not a de Polignac number, because 716165170161 - 2² = 716165170157 is a prime.

It is not an unprimeable number, because it can be changed into a prime (716165170163) 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, 1445205 + ... + 1876418.

It is an arithmetic number, because the mean of its divisors is an integer number (68212870464).

Almost surely, 2^716165170161 is an apocalyptic number.

It is an amenable number.

716165170161 is a deficient number, since it is larger than the sum of its proper divisors (375240757263).

716165170161 is a wasteful number, since it uses less digits than its factorization.

716165170161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3331900.

The product of its (nonzero) digits is 52920, while the sum is 42.

The spelling of 716165170161 in words is "seven hundred sixteen billion, one hundred sixty-five million, one hundred seventy thousand, one hundred sixty-one".