424312330073 has 2 divisors, whose sum is σ = 424312330074. Its totient is φ = 424312330072.

The previous prime is 424312330019. The next prime is 424312330147. The reversal of 424312330073 is 370033213424.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 255380643904 + 168931686169 = 505352^2 + 411013^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424312330073 is a prime.

It is not a weakly prime, because it can be changed into another prime (424312330003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212156165036 + 212156165037.

It is an arithmetic number, because the mean of its divisors is an integer number (212156165037).

Almost surely, 2^424312330073 is an apocalyptic number.

It is an amenable number.

424312330073 is a deficient number, since it is larger than the sum of its proper divisors (1).

424312330073 is an equidigital number, since it uses as much as digits as its factorization.

424312330073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 32.

Adding to 424312330073 its reverse (370033213424), we get a palindrome (794345543497).

The spelling of 424312330073 in words is "four hundred twenty-four billion, three hundred twelve million, three hundred thirty thousand, seventy-three".