52663783216601 has 2 divisors, whose sum is σ = 52663783216602. Its totient is φ = 52663783216600.

The previous prime is 52663783216573. The next prime is 52663783216613. The reversal of 52663783216601 is 10661238736625.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52637854488025 + 25928728576 = 7255195^2 + 161024^2 .

It is a cyclic number.

It is not a de Polignac number, because 52663783216601 - 2³⁰ = 52662709474777 is a prime.

It is a super-3 number, since 3×52663783216601³ (a number of 42 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (52663783216661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26331891608300 + 26331891608301.

It is an arithmetic number, because the mean of its divisors is an integer number (26331891608301).

Almost surely, 2^{52663783216601} is an apocalyptic number.

It is an amenable number.

52663783216601 is a deficient number, since it is larger than the sum of its proper divisors (1).

52663783216601 is an equidigital number, since it uses as much as digits as its factorization.

52663783216601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13063680, while the sum is 56.

The spelling of 52663783216601 in words is "fifty-two trillion, six hundred sixty-three billion, seven hundred eighty-three million, two hundred sixteen thousand, six hundred one".