20600442446093 has 2 divisors, whose sum is σ = 20600442446094. Its totient is φ = 20600442446092.

The previous prime is 20600442446047. The next prime is 20600442446149. The reversal of 20600442446093 is 39064424400602.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20599135045129 + 1307400964 = 4538627^2 + 36158^2 .

It is a cyclic number.

It is not a de Polignac number, because 20600442446093 - 2¹⁸ = 20600442183949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20600442446893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10300221223046 + 10300221223047.

It is an arithmetic number, because the mean of its divisors is an integer number (10300221223047).

Almost surely, 2^{20600442446093} is an apocalyptic number.

It is an amenable number.

20600442446093 is a deficient number, since it is larger than the sum of its proper divisors (1).

20600442446093 is an equidigital number, since it uses as much as digits as its factorization.

20600442446093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 995328, while the sum is 44.

Adding to 20600442446093 its reverse (39064424400602), we get a palindrome (59664866846695).

The spelling of 20600442446093 in words is "twenty trillion, six hundred billion, four hundred forty-two million, four hundred forty-six thousand, ninety-three".