2065223765 has 24 divisors (see below), whose sum is σ = 2730883680. Its totient is φ = 1498212320.

The previous prime is 2065223761. The next prime is 2065223779. The reversal of 2065223765 is 5673225602.

It is a happy number.

It is not a de Polignac number, because 2065223765 - 2² = 2065223761 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2065223761) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 249422 + ... + 257568.

It is an arithmetic number, because the mean of its divisors is an integer number (113786820).

Almost surely, 2^2065223765 is an apocalyptic number.

It is an amenable number.

2065223765 is a deficient number, since it is larger than the sum of its proper divisors (665659915).

2065223765 is a wasteful number, since it uses less digits than its factorization.

2065223765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8593 (or 8582 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 38.

The square root of 2065223765 is about 45444.7330831638. The cubic root of 2065223765 is about 1273.4709369413.

The spelling of 2065223765 in words is "two billion, sixty-five million, two hundred twenty-three thousand, seven hundred sixty-five".