20519048063 has 2 divisors, whose sum is σ = 20519048064. Its totient is φ = 20519048062.

The previous prime is 20519048047. The next prime is 20519048113. The reversal of 20519048063 is 36084091502.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20519048063 - 2⁴ = 20519048047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20519048663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10259524031 + 10259524032.

It is an arithmetic number, because the mean of its divisors is an integer number (10259524032).

Almost surely, 2^20519048063 is an apocalyptic number.

20519048063 is a deficient number, since it is larger than the sum of its proper divisors (1).

20519048063 is an equidigital number, since it uses as much as digits as its factorization.

20519048063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 20519048063 in words is "twenty billion, five hundred nineteen million, forty-eight thousand, sixty-three".