606906804893 has 2 divisors, whose sum is σ = 606906804894. Its totient is φ = 606906804892.

The previous prime is 606906804871. The next prime is 606906804929. The reversal of 606906804893 is 398408609606.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 600480858649 + 6425946244 = 774907^2 + 80162^2 .

It is a cyclic number.

It is not a de Polignac number, because 606906804893 - 2²⁸ = 606638369437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (606906806893) 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, 303453402446 + 303453402447.

It is an arithmetic number, because the mean of its divisors is an integer number (303453402447).

Almost surely, 2^606906804893 is an apocalyptic number.

It is an amenable number.

606906804893 is a deficient number, since it is larger than the sum of its proper divisors (1).

606906804893 is an equidigital number, since it uses as much as digits as its factorization.

606906804893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13436928, while the sum is 59.

The spelling of 606906804893 in words is "six hundred six billion, nine hundred six million, eight hundred four thousand, eight hundred ninety-three".