20352613230563 has 2 divisors, whose sum is σ = 20352613230564. Its totient is φ = 20352613230562.

The previous prime is 20352613230529. The next prime is 20352613230619. The reversal of 20352613230563 is 36503231625302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20352613230563 - 2¹⁴ = 20352613214179 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20352613230563.

It is not a weakly prime, because it can be changed into another prime (20352613230503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10176306615281 + 10176306615282.

It is an arithmetic number, because the mean of its divisors is an integer number (10176306615282).

Almost surely, 2^{20352613230563} is an apocalyptic number.

20352613230563 is a deficient number, since it is larger than the sum of its proper divisors (1).

20352613230563 is an equidigital number, since it uses as much as digits as its factorization.

20352613230563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 583200, while the sum is 41.

Adding to 20352613230563 its reverse (36503231625302), we get a palindrome (56855844855865).

The spelling of 20352613230563 in words is "twenty trillion, three hundred fifty-two billion, six hundred thirteen million, two hundred thirty thousand, five hundred sixty-three".