20054684063 has 2 divisors, whose sum is σ = 20054684064. Its totient is φ = 20054684062.

The previous prime is 20054684047. The next prime is 20054684077. The reversal of 20054684063 is 36048645002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20054684063 - 2⁴ = 20054684047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20054684003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10027342031 + 10027342032.

It is an arithmetic number, because the mean of its divisors is an integer number (10027342032).

Almost surely, 2^20054684063 is an apocalyptic number.

20054684063 is a deficient number, since it is larger than the sum of its proper divisors (1).

20054684063 is an equidigital number, since it uses as much as digits as its factorization.

20054684063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 38.

The spelling of 20054684063 in words is "twenty billion, fifty-four million, six hundred eighty-four thousand, sixty-three".