52150537073 has 4 divisors (see below), whose sum is σ = 52151445108. Its totient is φ = 52149629040.

The previous prime is 52150537037. The next prime is 52150537129. The reversal of 52150537073 is 37073505125.

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 20888053729 + 31262483344 = 144527^2 + 176812^2 .

It is a cyclic number.

It is not a de Polignac number, because 52150537073 - 2¹⁰ = 52150536049 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52150537003) 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, 361598 + ... + 484823.

It is an arithmetic number, because the mean of its divisors is an integer number (13037861277).

Almost surely, 2^52150537073 is an apocalyptic number.

It is an amenable number.

52150537073 is a deficient number, since it is larger than the sum of its proper divisors (908035).

52150537073 is an equidigital number, since it uses as much as digits as its factorization.

52150537073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908034.

The product of its (nonzero) digits is 110250, while the sum is 38.

The spelling of 52150537073 in words is "fifty-two billion, one hundred fifty million, five hundred thirty-seven thousand, seventy-three".