52206473509 has 2 divisors, whose sum is σ = 52206473510. Its totient is φ = 52206473508.

The previous prime is 52206473369. The next prime is 52206473519. The reversal of 52206473509 is 90537460225.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26637504100 + 25568969409 = 163210^2 + 159903^2 .

It is a cyclic number.

It is not a de Polignac number, because 52206473509 - 2¹⁹ = 52205949221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52206473519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26103236754 + 26103236755.

It is an arithmetic number, because the mean of its divisors is an integer number (26103236755).

Almost surely, 2^52206473509 is an apocalyptic number.

It is an amenable number.

52206473509 is a deficient number, since it is larger than the sum of its proper divisors (1).

52206473509 is an equidigital number, since it uses as much as digits as its factorization.

52206473509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 453600, while the sum is 43.

The spelling of 52206473509 in words is "fifty-two billion, two hundred six million, four hundred seventy-three thousand, five hundred nine".