20411151246263 has 2 divisors, whose sum is σ = 20411151246264. Its totient is φ = 20411151246262.

The previous prime is 20411151246253. The next prime is 20411151246331. The reversal of 20411151246263 is 36264215111402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20411151246263 - 2⁸ = 20411151246007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20411151246253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10205575623131 + 10205575623132.

It is an arithmetic number, because the mean of its divisors is an integer number (10205575623132).

Almost surely, 2^{20411151246263} is an apocalyptic number.

20411151246263 is a deficient number, since it is larger than the sum of its proper divisors (1).

20411151246263 is an equidigital number, since it uses as much as digits as its factorization.

20411151246263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 38.

Adding to 20411151246263 its reverse (36264215111402), we get a palindrome (56675366357665).

The spelling of 20411151246263 in words is "twenty trillion, four hundred eleven billion, one hundred fifty-one million, two hundred forty-six thousand, two hundred sixty-three".