52311065549 has 2 divisors, whose sum is σ = 52311065550. Its totient is φ = 52311065548.

The previous prime is 52311065461. The next prime is 52311065603. The reversal of 52311065549 is 94556011325.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44370473449 + 7940592100 = 210643^2 + 89110^2 .

It is a cyclic number.

It is not a de Polignac number, because 52311065549 - 2²⁰ = 52310016973 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52311565549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26155532774 + 26155532775.

It is an arithmetic number, because the mean of its divisors is an integer number (26155532775).

Almost surely, 2^52311065549 is an apocalyptic number.

It is an amenable number.

52311065549 is a deficient number, since it is larger than the sum of its proper divisors (1).

52311065549 is an equidigital number, since it uses as much as digits as its factorization.

52311065549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162000, while the sum is 41.

The spelling of 52311065549 in words is "fifty-two billion, three hundred eleven million, sixty-five thousand, five hundred forty-nine".