20063313683969 has 2 divisors, whose sum is σ = 20063313683970. Its totient is φ = 20063313683968.

The previous prime is 20063313683939. The next prime is 20063313684017. The reversal of 20063313683969 is 96938631336002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19903313683969 + 160000000000 = 4461313^2 + 400000^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20063313683969 is a prime.

It is a super-2 number, since 2×20063313683969² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20063313683939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10031656841984 + 10031656841985.

It is an arithmetic number, because the mean of its divisors is an integer number (10031656841985).

Almost surely, 2^{20063313683969} is an apocalyptic number.

It is an amenable number.

20063313683969 is a deficient number, since it is larger than the sum of its proper divisors (1).

20063313683969 is an equidigital number, since it uses as much as digits as its factorization.

20063313683969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22674816, while the sum is 59.

The spelling of 20063313683969 in words is "twenty trillion, sixty-three billion, three hundred thirteen million, six hundred eighty-three thousand, nine hundred sixty-nine".