30020423024549 has 2 divisors, whose sum is σ = 30020423024550. Its totient is φ = 30020423024548.

The previous prime is 30020423024503. The next prime is 30020423024551. The reversal of 30020423024549 is 94542032402003.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22193756550625 + 7826666473924 = 4711025^2 + 2797618^2 .

It is a cyclic number.

It is not a de Polignac number, because 30020423024549 - 2¹⁶ = 30020422959013 is a prime.

Together with 30020423024551, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30020423024149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15010211512274 + 15010211512275.

It is an arithmetic number, because the mean of its divisors is an integer number (15010211512275).

Almost surely, 2^{30020423024549} is an apocalyptic number.

It is an amenable number.

30020423024549 is a deficient number, since it is larger than the sum of its proper divisors (1).

30020423024549 is an equidigital number, since it uses as much as digits as its factorization.

30020423024549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 207360, while the sum is 38.

The spelling of 30020423024549 in words is "thirty trillion, twenty billion, four hundred twenty-three million, twenty-four thousand, five hundred forty-nine".