20005324093 has 2 divisors, whose sum is σ = 20005324094. Its totient is φ = 20005324092.

The previous prime is 20005324061. The next prime is 20005324187. The reversal of 20005324093 is 39042350002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19704579129 + 300744964 = 140373^2 + 17342^2 .

It is a cyclic number.

It is not a de Polignac number, because 20005324093 - 2⁵ = 20005324061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20005324013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10002662046 + 10002662047.

It is an arithmetic number, because the mean of its divisors is an integer number (10002662047).

Almost surely, 2^20005324093 is an apocalyptic number.

It is an amenable number.

20005324093 is a deficient number, since it is larger than the sum of its proper divisors (1).

20005324093 is an equidigital number, since it uses as much as digits as its factorization.

20005324093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 28.

Adding to 20005324093 its reverse (39042350002), we get a palindrome (59047674095).

The spelling of 20005324093 in words is "twenty billion, five million, three hundred twenty-four thousand, ninety-three".