30280126673 has 2 divisors, whose sum is σ = 30280126674. Its totient is φ = 30280126672.

The previous prime is 30280126661. The next prime is 30280126687. The reversal of 30280126673 is 37662108203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19201090624 + 11079036049 = 138568^2 + 105257^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30280126673 is a prime.

It is not a weakly prime, because it can be changed into another prime (30280126273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15140063336 + 15140063337.

It is an arithmetic number, because the mean of its divisors is an integer number (15140063337).

Almost surely, 2^30280126673 is an apocalyptic number.

It is an amenable number.

30280126673 is a deficient number, since it is larger than the sum of its proper divisors (1).

30280126673 is an equidigital number, since it uses as much as digits as its factorization.

30280126673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 38.

The spelling of 30280126673 in words is "thirty billion, two hundred eighty million, one hundred twenty-six thousand, six hundred seventy-three".