22730841893 has 2 divisors, whose sum is σ = 22730841894. Its totient is φ = 22730841892.

The previous prime is 22730841841. The next prime is 22730841901. The reversal of 22730841893 is 39814803722.

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., 22027902724 + 702939169 = 148418^2 + 26513^2 .

It is a cyclic number.

It is not a de Polignac number, because 22730841893 - 2⁶ = 22730841829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22730841803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11365420946 + 11365420947.

It is an arithmetic number, because the mean of its divisors is an integer number (11365420947).

Almost surely, 2^22730841893 is an apocalyptic number.

It is an amenable number.

22730841893 is a deficient number, since it is larger than the sum of its proper divisors (1).

22730841893 is an equidigital number, since it uses as much as digits as its factorization.

22730841893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 580608, while the sum is 47.

The spelling of 22730841893 in words is "twenty-two billion, seven hundred thirty million, eight hundred forty-one thousand, eight hundred ninety-three".