2046320285909 has 2 divisors, whose sum is σ = 2046320285910. Its totient is φ = 2046320285908.

The previous prime is 2046320285903. The next prime is 2046320285941. The reversal of 2046320285909 is 9095820236402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1511780907025 + 534539378884 = 1229545^2 + 731122^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2046320285909 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2046320285903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1023160142954 + 1023160142955.

It is an arithmetic number, because the mean of its divisors is an integer number (1023160142955).

Almost surely, 2^{2046320285909} is an apocalyptic number.

It is an amenable number.

2046320285909 is a deficient number, since it is larger than the sum of its proper divisors (1).

2046320285909 is an equidigital number, since it uses as much as digits as its factorization.

2046320285909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1866240, while the sum is 50.

The spelling of 2046320285909 in words is "two trillion, forty-six billion, three hundred twenty million, two hundred eighty-five thousand, nine hundred nine".