6364730165 has 4 divisors (see below), whose sum is σ = 7637676204. Its totient is φ = 5091784128.

The previous prime is 6364730129. The next prime is 6364730167. The reversal of 6364730165 is 5610374636.

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 3396441841 + 2968288324 = 58279^2 + 54482^2 .

It is a cyclic number.

It is not a de Polignac number, because 6364730165 - 2²⁶ = 6297621301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6364730167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 636473012 + ... + 636473021.

It is an arithmetic number, because the mean of its divisors is an integer number (1909419051).

Almost surely, 2^6364730165 is an apocalyptic number.

It is an amenable number.

6364730165 is a deficient number, since it is larger than the sum of its proper divisors (1272946039).

6364730165 is a wasteful number, since it uses less digits than its factorization.

6364730165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1272946038.

The product of its (nonzero) digits is 272160, while the sum is 41.

The square root of 6364730165 is about 79779.2589900408. The cubic root of 6364730165 is about 1853.2186642093.

The spelling of 6364730165 in words is "six billion, three hundred sixty-four million, seven hundred thirty thousand, one hundred sixty-five".