2226628371949 has 2 divisors, whose sum is σ = 2226628371950. Its totient is φ = 2226628371948.

The previous prime is 2226628371937. The next prime is 2226628372013. The reversal of 2226628371949 is 9491738266222.

2226628371949 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2162679066025 + 63949305924 = 1470605^2 + 252882^2 .

It is a cyclic number.

It is not a de Polignac number, because 2226628371949 - 2²¹ = 2226626274797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2226628371049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1113314185974 + 1113314185975.

It is an arithmetic number, because the mean of its divisors is an integer number (1113314185975).

Almost surely, 2^{2226628371949} is an apocalyptic number.

It is an amenable number.

2226628371949 is a deficient number, since it is larger than the sum of its proper divisors (1).

2226628371949 is an equidigital number, since it uses as much as digits as its factorization.

2226628371949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31352832, while the sum is 61.

The spelling of 2226628371949 in words is "two trillion, two hundred twenty-six billion, six hundred twenty-eight million, three hundred seventy-one thousand, nine hundred forty-nine".