43324424057 has 2 divisors, whose sum is σ = 43324424058. Its totient is φ = 43324424056.

The previous prime is 43324424021. The next prime is 43324424141. The reversal of 43324424057 is 75042442334.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22267802176 + 21056621881 = 149224^2 + 145109^2 .

It is a cyclic number.

It is not a de Polignac number, because 43324424057 - 2¹⁶ = 43324358521 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43324424057.

It is not a weakly prime, because it can be changed into another prime (43324424257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21662212028 + 21662212029.

It is an arithmetic number, because the mean of its divisors is an integer number (21662212029).

Almost surely, 2^43324424057 is an apocalyptic number.

It is an amenable number.

43324424057 is a deficient number, since it is larger than the sum of its proper divisors (1).

43324424057 is an equidigital number, since it uses as much as digits as its factorization.

43324424057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 322560, while the sum is 38.

The spelling of 43324424057 in words is "forty-three billion, three hundred twenty-four million, four hundred twenty-four thousand, fifty-seven".