30555564510061 has 2 divisors, whose sum is σ = 30555564510062. Its totient is φ = 30555564510060.

The previous prime is 30555564510011. The next prime is 30555564510103. The reversal of 30555564510061 is 16001546555503.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29134020988836 + 1421543521225 = 5397594^2 + 1192285^2 .

It is a cyclic number.

It is not a de Polignac number, because 30555564510061 - 2⁷ = 30555564509933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30555564509993 and 30555564510020.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30555564510001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15277782255030 + 15277782255031.

It is an arithmetic number, because the mean of its divisors is an integer number (15277782255031).

Almost surely, 2^{30555564510061} is an apocalyptic number.

It is an amenable number.

30555564510061 is a deficient number, since it is larger than the sum of its proper divisors (1).

30555564510061 is an equidigital number, since it uses as much as digits as its factorization.

30555564510061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1350000, while the sum is 46.

The spelling of 30555564510061 in words is "thirty trillion, five hundred fifty-five billion, five hundred sixty-four million, five hundred ten thousand, sixty-one".