52317929665 has 8 divisors (see below), whose sum is σ = 64312772328. Its totient is φ = 40833505920.

The previous prime is 52317929627. The next prime is 52317929669. The reversal of 52317929665 is 56692971325.

It can be written as a sum of positive squares in 4 ways, for example, as 454243969 + 51863685696 = 21313^2 + 227736^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52317929665 - 2¹¹ = 52317927617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52317929669) 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 7 ways as a sum of consecutive naturals, for example, 127604502 + ... + 127604911.

It is an arithmetic number, because the mean of its divisors is an integer number (8039096541).

Almost surely, 2^52317929665 is an apocalyptic number.

It is an amenable number.

52317929665 is a deficient number, since it is larger than the sum of its proper divisors (11994842663).

52317929665 is a wasteful number, since it uses less digits than its factorization.

52317929665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255209459.

The product of its digits is 6123600, while the sum is 55.

The spelling of 52317929665 in words is "fifty-two billion, three hundred seventeen million, nine hundred twenty-nine thousand, six hundred sixty-five".