214930165633 has 2 divisors, whose sum is σ = 214930165634. Its totient is φ = 214930165632.

The previous prime is 214930165627. The next prime is 214930165651. The reversal of 214930165633 is 336561039412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 130337606529 + 84592559104 = 361023^2 + 290848^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214930165633 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 214930165633.

It is not a weakly prime, because it can be changed into another prime (214930165603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107465082816 + 107465082817.

It is an arithmetic number, because the mean of its divisors is an integer number (107465082817).

Almost surely, 2^214930165633 is an apocalyptic number.

It is an amenable number.

214930165633 is a deficient number, since it is larger than the sum of its proper divisors (1).

214930165633 is an equidigital number, since it uses as much as digits as its factorization.

214930165633 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 349920, while the sum is 43.

The spelling of 214930165633 in words is "two hundred fourteen billion, nine hundred thirty million, one hundred sixty-five thousand, six hundred thirty-three".