22284843377 has 2 divisors, whose sum is σ = 22284843378. Its totient is φ = 22284843376.

The previous prime is 22284843337. The next prime is 22284843389. The reversal of 22284843377 is 77334848222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21766871296 + 517972081 = 147536^2 + 22759^2 .

It is a cyclic number.

It is not a de Polignac number, because 22284843377 - 2¹² = 22284839281 is a prime.

It is a super-2 number, since 2×22284843377² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22284843337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11142421688 + 11142421689.

It is an arithmetic number, because the mean of its divisors is an integer number (11142421689).

Almost surely, 2^22284843377 is an apocalyptic number.

It is an amenable number.

22284843377 is a deficient number, since it is larger than the sum of its proper divisors (1).

22284843377 is an equidigital number, since it uses as much as digits as its factorization.

22284843377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3612672, while the sum is 50.

The spelling of 22284843377 in words is "twenty-two billion, two hundred eighty-four million, eight hundred forty-three thousand, three hundred seventy-seven".