19929086053 has 2 divisors, whose sum is σ = 19929086054. Its totient is φ = 19929086052.

The previous prime is 19929086003. The next prime is 19929086071. The reversal of 19929086053 is 35068092991.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11036973249 + 8892112804 = 105057^2 + 94298^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19929086053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19929086003) 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, 9964543026 + 9964543027.

It is an arithmetic number, because the mean of its divisors is an integer number (9964543027).

Almost surely, 2^19929086053 is an apocalyptic number.

It is an amenable number.

19929086053 is a deficient number, since it is larger than the sum of its proper divisors (1).

19929086053 is an equidigital number, since it uses as much as digits as its factorization.

19929086053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1049760, while the sum is 52.

The spelling of 19929086053 in words is "nineteen billion, nine hundred twenty-nine million, eighty-six thousand, fifty-three".