662000065 has 4 divisors (see below), whose sum is σ = 794400084. Its totient is φ = 529600048.

The previous prime is 662000039. The next prime is 662000069. The reversal of 662000065 is 560000266.

662000065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 196476289 + 465523776 = 14017^2 + 21576^2 .

It is a cyclic number.

It is not a de Polignac number, because 662000065 - 2¹¹ = 661998017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (662000069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66200002 + ... + 66200011.

It is an arithmetic number, because the mean of its divisors is an integer number (198600021).

Almost surely, 2^662000065 is an apocalyptic number.

It is an amenable number.

662000065 is a deficient number, since it is larger than the sum of its proper divisors (132400019).

662000065 is a wasteful number, since it uses less digits than its factorization.

662000065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132400018.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 662000065 is about 25729.3619236856. The cubic root of 662000065 is about 871.5373641000.

The spelling of 662000065 in words is "six hundred sixty-two million, sixty-five", and thus it is an aban number.