30305027280961 has 2 divisors, whose sum is σ = 30305027280962. Its totient is φ = 30305027280960.

The previous prime is 30305027280901. The next prime is 30305027280971. The reversal of 30305027280961 is 16908272050303.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27814611889936 + 2490415391025 = 5273956^2 + 1578105^2 .

It is a cyclic number.

It is not a de Polignac number, because 30305027280961 - 2⁷ = 30305027280833 is a prime.

It is not a weakly prime, because it can be changed into another prime (30305027280901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15152513640480 + 15152513640481.

It is an arithmetic number, because the mean of its divisors is an integer number (15152513640481).

Almost surely, 2^{30305027280961} is an apocalyptic number.

It is an amenable number.

30305027280961 is a deficient number, since it is larger than the sum of its proper divisors (1).

30305027280961 is an equidigital number, since it uses as much as digits as its factorization.

30305027280961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 30305027280961 in words is "thirty trillion, three hundred five billion, twenty-seven million, two hundred eighty thousand, nine hundred sixty-one".