424330448257 has 2 divisors, whose sum is σ = 424330448258. Its totient is φ = 424330448256.

The previous prime is 424330448221. The next prime is 424330448261. The reversal of 424330448257 is 752844033424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 392288016241 + 32042432016 = 626329^2 + 179004^2 .

It is a cyclic number.

It is not a de Polignac number, because 424330448257 - 2²³ = 424322059649 is a prime.

It is not a weakly prime, because it can be changed into another prime (424330448957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212165224128 + 212165224129.

It is an arithmetic number, because the mean of its divisors is an integer number (212165224129).

Almost surely, 2^424330448257 is an apocalyptic number.

It is an amenable number.

424330448257 is a deficient number, since it is larger than the sum of its proper divisors (1).

424330448257 is an equidigital number, since it uses as much as digits as its factorization.

424330448257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2580480, while the sum is 46.

The spelling of 424330448257 in words is "four hundred twenty-four billion, three hundred thirty million, four hundred forty-eight thousand, two hundred fifty-seven".