43226546513 has 2 divisors, whose sum is σ = 43226546514. Its totient is φ = 43226546512.

The previous prime is 43226546507. The next prime is 43226546549. The reversal of 43226546513 is 31564562234.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32885283649 + 10341262864 = 181343^2 + 101692^2 .

It is a cyclic number.

It is not a de Polignac number, because 43226546513 - 2⁴ = 43226546497 is a prime.

It is not a weakly prime, because it can be changed into another prime (43226546213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21613273256 + 21613273257.

It is an arithmetic number, because the mean of its divisors is an integer number (21613273257).

Almost surely, 2^43226546513 is an apocalyptic number.

It is an amenable number.

43226546513 is a deficient number, since it is larger than the sum of its proper divisors (1).

43226546513 is an equidigital number, since it uses as much as digits as its factorization.

43226546513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 518400, while the sum is 41.

The spelling of 43226546513 in words is "forty-three billion, two hundred twenty-six million, five hundred forty-six thousand, five hundred thirteen".