30666190606291 has 2 divisors, whose sum is σ = 30666190606292. Its totient is φ = 30666190606290.

The previous prime is 30666190606231. The next prime is 30666190606477. The reversal of 30666190606291 is 19260609166603.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30666190606291 - 2¹¹ = 30666190604243 is a prime.

It is not a weakly prime, because it can be changed into another prime (30666190606211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15333095303145 + 15333095303146.

It is an arithmetic number, because the mean of its divisors is an integer number (15333095303146).

Almost surely, 2^{30666190606291} is an apocalyptic number.

30666190606291 is a deficient number, since it is larger than the sum of its proper divisors (1).

30666190606291 is an equidigital number, since it uses as much as digits as its factorization.

30666190606291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3779136, while the sum is 55.

The spelling of 30666190606291 in words is "thirty trillion, six hundred sixty-six billion, one hundred ninety million, six hundred six thousand, two hundred ninety-one".