52213161569 has 2 divisors, whose sum is σ = 52213161570. Its totient is φ = 52213161568.

The previous prime is 52213161551. The next prime is 52213161673. The reversal of 52213161569 is 96516131225.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48635686225 + 3577475344 = 220535^2 + 59812^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52213161569 is a prime.

It is a super-2 number, since 2×52213161569² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (52213361569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26106580784 + 26106580785.

It is an arithmetic number, because the mean of its divisors is an integer number (26106580785).

Almost surely, 2^52213161569 is an apocalyptic number.

It is an amenable number.

52213161569 is a deficient number, since it is larger than the sum of its proper divisors (1).

52213161569 is an equidigital number, since it uses as much as digits as its factorization.

52213161569 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 97200, while the sum is 41.

The spelling of 52213161569 in words is "fifty-two billion, two hundred thirteen million, one hundred sixty-one thousand, five hundred sixty-nine".