30605265417449 has 2 divisors, whose sum is σ = 30605265417450. Its totient is φ = 30605265417448.

The previous prime is 30605265417379. The next prime is 30605265417481. The reversal of 30605265417449 is 94471456250603.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26091204282025 + 4514061135424 = 5107955^2 + 2124632^2 .

It is an emirp because it is prime and its reverse (94471456250603) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30605265417449 - 2¹² = 30605265413353 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30605265417394 and 30605265417403.

It is not a weakly prime, because it can be changed into another prime (30605265417949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15302632708724 + 15302632708725.

It is an arithmetic number, because the mean of its divisors is an integer number (15302632708725).

Almost surely, 2^{30605265417449} is an apocalyptic number.

It is an amenable number.

30605265417449 is a deficient number, since it is larger than the sum of its proper divisors (1).

30605265417449 is an equidigital number, since it uses as much as digits as its factorization.

30605265417449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21772800, while the sum is 56.

The spelling of 30605265417449 in words is "thirty trillion, six hundred five billion, two hundred sixty-five million, four hundred seventeen thousand, four hundred forty-nine".