52317728305919 has 4 divisors (see below), whose sum is σ = 52319249071896. Its totient is φ = 52316207539944.

The previous prime is 52317728305867. The next prime is 52317728305991. The reversal of 52317728305919 is 91950382771325.

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

It is a cyclic number.

It is not a de Polignac number, because 52317728305919 - 2¹⁶ = 52317728240383 is a prime.

It is a super-2 number, since 2×52317728305919² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52317728305519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 760331384 + ... + 760400189.

It is an arithmetic number, because the mean of its divisors is an integer number (13079812267974).

Almost surely, 2^{52317728305919} is an apocalyptic number.

52317728305919 is a deficient number, since it is larger than the sum of its proper divisors (1520765977).

52317728305919 is a wasteful number, since it uses less digits than its factorization.

52317728305919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1520765976.

The product of its (nonzero) digits is 28576800, while the sum is 62.

The spelling of 52317728305919 in words is "fifty-two trillion, three hundred seventeen billion, seven hundred twenty-eight million, three hundred five thousand, nine hundred nineteen".