3665260174161 has 16 divisors (see below), whose sum is σ = 5367886755840. Its totient is φ = 2214253285200.

The previous prime is 3665260174159. The next prime is 3665260174171. The reversal of 3665260174161 is 1614710625663.

It is not a de Polignac number, because 3665260174161 - 2¹ = 3665260174159 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3665260174161.

It is not an unprimeable number, because it can be changed into a prime (3665260174151) 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, 1397885865 + ... + 1397888486.

It is an arithmetic number, because the mean of its divisors is an integer number (335492922240).

Almost surely, 2^{3665260174161} is an apocalyptic number.

It is an amenable number.

3665260174161 is a deficient number, since it is larger than the sum of its proper divisors (1702626581679).

3665260174161 is a wasteful number, since it uses less digits than its factorization.

3665260174161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2795774396.

The product of its (nonzero) digits is 1088640, while the sum is 48.

The spelling of 3665260174161 in words is "three trillion, six hundred sixty-five billion, two hundred sixty million, one hundred seventy-four thousand, one hundred sixty-one".