2220065265 has 16 divisors (see below), whose sum is σ = 3875023296. Its totient is φ = 1076395200.

The previous prime is 2220065261. The next prime is 2220065291. The reversal of 2220065265 is 5625600222.

It is not a de Polignac number, because 2220065265 - 2² = 2220065261 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2220065261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6727306 + ... + 6727635.

It is an arithmetic number, because the mean of its divisors is an integer number (242188956).

Almost surely, 2^2220065265 is an apocalyptic number.

It is an amenable number.

2220065265 is a deficient number, since it is larger than the sum of its proper divisors (1654958031).

2220065265 is a wasteful number, since it uses less digits than its factorization.

2220065265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13454960.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 2220065265 is about 47117.5685387096. The cubic root of 2220065265 is about 1304.5335336109.

Adding to 2220065265 its reverse (5625600222), we get a palindrome (7845665487).

The spelling of 2220065265 in words is "two billion, two hundred twenty million, sixty-five thousand, two hundred sixty-five".