22281886048717 has 2 divisors, whose sum is σ = 22281886048718. Its totient is φ = 22281886048716.

The previous prime is 22281886048651. The next prime is 22281886048861. The reversal of 22281886048717 is 71784068818222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19966053418921 + 2315832629796 = 4468339^2 + 1521786^2 .

It is a cyclic number.

It is not a de Polignac number, because 22281886048717 - 2¹⁹ = 22281885524429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22281886045717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11140943024358 + 11140943024359.

It is an arithmetic number, because the mean of its divisors is an integer number (11140943024359).

Almost surely, 2^{22281886048717} is an apocalyptic number.

It is an amenable number.

22281886048717 is a deficient number, since it is larger than the sum of its proper divisors (1).

22281886048717 is an equidigital number, since it uses as much as digits as its factorization.

22281886048717 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38535168, while the sum is 64.

The spelling of 22281886048717 in words is "twenty-two trillion, two hundred eighty-one billion, eight hundred eighty-six million, forty-eight thousand, seven hundred seventeen".