43242224057 has 2 divisors, whose sum is σ = 43242224058. Its totient is φ = 43242224056.

The previous prime is 43242224023. The next prime is 43242224071. The reversal of 43242224057 is 75042224234.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41702132521 + 1540091536 = 204211^2 + 39244^2 .

It is a cyclic number.

It is not a de Polignac number, because 43242224057 - 2¹² = 43242219961 is a prime.

It is not a weakly prime, because it can be changed into another prime (43242220057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21621112028 + 21621112029.

It is an arithmetic number, because the mean of its divisors is an integer number (21621112029).

Almost surely, 2^43242224057 is an apocalyptic number.

It is an amenable number.

43242224057 is a deficient number, since it is larger than the sum of its proper divisors (1).

43242224057 is an equidigital number, since it uses as much as digits as its factorization.

43242224057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 107520, while the sum is 35.

The spelling of 43242224057 in words is "forty-three billion, two hundred forty-two million, two hundred twenty-four thousand, fifty-seven".