20536316063 has 2 divisors, whose sum is σ = 20536316064. Its totient is φ = 20536316062.

The previous prime is 20536316051. The next prime is 20536316083. The reversal of 20536316063 is 36061363502.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20536316063 - 2⁶ = 20536315999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20536316083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10268158031 + 10268158032.

It is an arithmetic number, because the mean of its divisors is an integer number (10268158032).

Almost surely, 2^20536316063 is an apocalyptic number.

20536316063 is a deficient number, since it is larger than the sum of its proper divisors (1).

20536316063 is an equidigital number, since it uses as much as digits as its factorization.

20536316063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 35.

Adding to 20536316063 its reverse (36061363502), we get a palindrome (56597679565).

The spelling of 20536316063 in words is "twenty billion, five hundred thirty-six million, three hundred sixteen thousand, sixty-three".