2424530555221 has 2 divisors, whose sum is σ = 2424530555222. Its totient is φ = 2424530555220.

The previous prime is 2424530555189. The next prime is 2424530555233. The reversal of 2424530555221 is 1225550354242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2360405122321 + 64125432900 = 1536361^2 + 253230^2 .

It is a cyclic number.

It is not a de Polignac number, because 2424530555221 - 2⁵ = 2424530555189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2424530555281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1212265277610 + 1212265277611.

It is an arithmetic number, because the mean of its divisors is an integer number (1212265277611).

Almost surely, 2^{2424530555221} is an apocalyptic number.

It is an amenable number.

2424530555221 is a deficient number, since it is larger than the sum of its proper divisors (1).

2424530555221 is an equidigital number, since it uses as much as digits as its factorization.

2424530555221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480000, while the sum is 40.

The spelling of 2424530555221 in words is "two trillion, four hundred twenty-four billion, five hundred thirty million, five hundred fifty-five thousand, two hundred twenty-one".