2266613172065 has 24 divisors (see below), whose sum is σ = 2999420128320. Its totient is φ = 1643076277920.

The previous prime is 2266613172053. The next prime is 2266613172073. The reversal of 2266613172065 is 5602713166622.

2266613172065 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 2266613172065 - 2¹⁰ = 2266613171041 is a prime.

It is a super-2 number, since 2×2266613172065² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5916005 + ... + 6287474.

It is an arithmetic number, because the mean of its divisors is an integer number (124975838680).

Almost surely, 2^{2266613172065} is an apocalyptic number.

It is an amenable number.

2266613172065 is a deficient number, since it is larger than the sum of its proper divisors (732806956255).

2266613172065 is a wasteful number, since it uses less digits than its factorization.

2266613172065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12203813 (or 12203802 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 47.

The spelling of 2266613172065 in words is "two trillion, two hundred sixty-six billion, six hundred thirteen million, one hundred seventy-two thousand, sixty-five".