52144737013 has 2 divisors, whose sum is σ = 52144737014. Its totient is φ = 52144737012.

The previous prime is 52144736999. The next prime is 52144737023. The reversal of 52144737013 is 31073744125.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47636554564 + 4508182449 = 218258^2 + 67143^2 .

It is a cyclic number.

It is not a de Polignac number, because 52144737013 - 2⁵ = 52144736981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52144737023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26072368506 + 26072368507.

It is an arithmetic number, because the mean of its divisors is an integer number (26072368507).

Almost surely, 2^52144737013 is an apocalyptic number.

It is an amenable number.

52144737013 is a deficient number, since it is larger than the sum of its proper divisors (1).

52144737013 is an equidigital number, since it uses as much as digits as its factorization.

52144737013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 37.

The spelling of 52144737013 in words is "fifty-two billion, one hundred forty-four million, seven hundred thirty-seven thousand, thirteen".