30448966993 has 2 divisors, whose sum is σ = 30448966994. Its totient is φ = 30448966992.

The previous prime is 30448966907. The next prime is 30448967011. The reversal of 30448966993 is 39966984403.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27698279184 + 2750687809 = 166428^2 + 52447^2 .

It is a cyclic number.

It is not a de Polignac number, because 30448966993 - 2³³ = 21859032401 is a prime.

It is not a weakly prime, because it can be changed into another prime (30448966903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15224483496 + 15224483497.

It is an arithmetic number, because the mean of its divisors is an integer number (15224483497).

Almost surely, 2^30448966993 is an apocalyptic number.

It is an amenable number.

30448966993 is a deficient number, since it is larger than the sum of its proper divisors (1).

30448966993 is an equidigital number, since it uses as much as digits as its factorization.

30448966993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30233088, while the sum is 61.

The spelling of 30448966993 in words is "thirty billion, four hundred forty-eight million, nine hundred sixty-six thousand, nine hundred ninety-three".