705649946201 has 2 divisors, whose sum is σ = 705649946202. Its totient is φ = 705649946200.

The previous prime is 705649946191. The next prime is 705649946219. The reversal of 705649946201 is 102649946507.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 705223730176 + 426216025 = 839776^2 + 20645^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-705649946201 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (705649946251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352824973100 + 352824973101.

It is an arithmetic number, because the mean of its divisors is an integer number (352824973101).

Almost surely, 2^705649946201 is an apocalyptic number.

It is an amenable number.

705649946201 is a deficient number, since it is larger than the sum of its proper divisors (1).

705649946201 is an equidigital number, since it uses as much as digits as its factorization.

705649946201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3265920, while the sum is 53.

The spelling of 705649946201 in words is "seven hundred five billion, six hundred forty-nine million, nine hundred forty-six thousand, two hundred one".