30974437214689 has 2 divisors, whose sum is σ = 30974437214690. Its totient is φ = 30974437214688.

The previous prime is 30974437214683. The next prime is 30974437214717. The reversal of 30974437214689 is 98641273447903.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18334599099664 + 12639838115025 = 4281892^2 + 3555255^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30974437214689 is a prime.

It is not a weakly prime, because it can be changed into another prime (30974437214683) 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, 15487218607344 + 15487218607345.

It is an arithmetic number, because the mean of its divisors is an integer number (15487218607345).

Almost surely, 2^{30974437214689} is an apocalyptic number.

It is an amenable number.

30974437214689 is a deficient number, since it is larger than the sum of its proper divisors (1).

30974437214689 is an equidigital number, since it uses as much as digits as its factorization.

30974437214689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 219469824, while the sum is 67.

The spelling of 30974437214689 in words is "thirty trillion, nine hundred seventy-four billion, four hundred thirty-seven million, two hundred fourteen thousand, six hundred eighty-nine".