20366445302245 has 16 divisors (see below), whose sum is σ = 27951557476608. Its totient is φ = 13955346247680.

The previous prime is 20366445302243. The next prime is 20366445302261. The reversal of 20366445302245 is 54220354466302.

It is not a de Polignac number, because 20366445302245 - 2¹ = 20366445302243 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20366445302195 and 20366445302204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20366445302243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212789916 + ... + 212885605.

It is an arithmetic number, because the mean of its divisors is an integer number (1746972342288).

Almost surely, 2^{20366445302245} is an apocalyptic number.

It is an amenable number.

20366445302245 is a deficient number, since it is larger than the sum of its proper divisors (7585112174363).

20366445302245 is a wasteful number, since it uses less digits than its factorization.

20366445302245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425676900.

The product of its (nonzero) digits is 4147200, while the sum is 46.

Adding to 20366445302245 its reverse (54220354466302), we get a palindrome (74586799768547).

The spelling of 20366445302245 in words is "twenty trillion, three hundred sixty-six billion, four hundred forty-five million, three hundred two thousand, two hundred forty-five".