30542388324389 has 2 divisors, whose sum is σ = 30542388324390. Its totient is φ = 30542388324388.

The previous prime is 30542388324367. The next prime is 30542388324541. The reversal of 30542388324389 is 98342388324503.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28997600343364 + 1544787981025 = 5384942^2 + 1242895^2 .

It is a cyclic number.

It is not a de Polignac number, because 30542388324389 - 2¹² = 30542388320293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30542388324319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15271194162194 + 15271194162195.

It is an arithmetic number, because the mean of its divisors is an integer number (15271194162195).

Almost surely, 2^{30542388324389} is an apocalyptic number.

It is an amenable number.

30542388324389 is a deficient number, since it is larger than the sum of its proper divisors (1).

30542388324389 is an equidigital number, since it uses as much as digits as its factorization.

30542388324389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 119439360, while the sum is 62.

The spelling of 30542388324389 in words is "thirty trillion, five hundred forty-two billion, three hundred eighty-eight million, three hundred twenty-four thousand, three hundred eighty-nine".