43226448613 has 2 divisors, whose sum is σ = 43226448614. Its totient is φ = 43226448612.

The previous prime is 43226448611. The next prime is 43226448649. The reversal of 43226448613 is 31684462234.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25300719844 + 17925728769 = 159062^2 + 133887^2 .

It is a cyclic number.

It is not a de Polignac number, because 43226448613 - 2¹ = 43226448611 is a prime.

Together with 43226448611, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 43226448613.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43226448611) 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, 21613224306 + 21613224307.

It is an arithmetic number, because the mean of its divisors is an integer number (21613224307).

Almost surely, 2^43226448613 is an apocalyptic number.

It is an amenable number.

43226448613 is a deficient number, since it is larger than the sum of its proper divisors (1).

43226448613 is an equidigital number, since it uses as much as digits as its factorization.

43226448613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 663552, while the sum is 43.

The spelling of 43226448613 in words is "forty-three billion, two hundred twenty-six million, four hundred forty-eight thousand, six hundred thirteen".