22284862289861 has 2 divisors, whose sum is σ = 22284862289862. Its totient is φ = 22284862289860.

The previous prime is 22284862289843. The next prime is 22284862289867. The reversal of 22284862289861 is 16898226848222.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19507406724961 + 2777455564900 = 4416719^2 + 1666570^2 .

It is a cyclic number.

It is not a de Polignac number, because 22284862289861 - 2²⁶ = 22284795180997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22284862289791 and 22284862289800.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22284862289867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11142431144930 + 11142431144931.

It is an arithmetic number, because the mean of its divisors is an integer number (11142431144931).

Almost surely, 2^{22284862289861} is an apocalyptic number.

It is an amenable number.

22284862289861 is a deficient number, since it is larger than the sum of its proper divisors (1).

22284862289861 is an equidigital number, since it uses as much as digits as its factorization.

22284862289861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 169869312, while the sum is 68.

The spelling of 22284862289861 in words is "twenty-two trillion, two hundred eighty-four billion, eight hundred sixty-two million, two hundred eighty-nine thousand, eight hundred sixty-one".