21822481714417 has 2 divisors, whose sum is σ = 21822481714418. Its totient is φ = 21822481714416.

The previous prime is 21822481714387. The next prime is 21822481714433. The reversal of 21822481714417 is 71441718422812.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21811898243041 + 10583471376 = 4670321^2 + 102876^2 .

It is a cyclic number.

It is not a de Polignac number, because 21822481714417 - 2³¹ = 21820334230769 is a prime.

It is not a weakly prime, because it can be changed into another prime (21822481714447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10911240857208 + 10911240857209.

It is an arithmetic number, because the mean of its divisors is an integer number (10911240857209).

Almost surely, 2^{21822481714417} is an apocalyptic number.

It is an amenable number.

21822481714417 is a deficient number, since it is larger than the sum of its proper divisors (1).

21822481714417 is an equidigital number, since it uses as much as digits as its factorization.

21822481714417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1605632, while the sum is 52.

The spelling of 21822481714417 in words is "twenty-one trillion, eight hundred twenty-two billion, four hundred eighty-one million, seven hundred fourteen thousand, four hundred seventeen".