2046455462209 has 2 divisors, whose sum is σ = 2046455462210. Its totient is φ = 2046455462208.

The previous prime is 2046455462203. The next prime is 2046455462279. The reversal of 2046455462209 is 9022645546402.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1123818370609 + 922637091600 = 1060103^2 + 960540^2 .

It is a cyclic number.

It is not a de Polignac number, because 2046455462209 - 2³ = 2046455462201 is a prime.

It is not a weakly prime, because it can be changed into another prime (2046455462201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1023227731104 + 1023227731105.

It is an arithmetic number, because the mean of its divisors is an integer number (1023227731105).

Almost surely, 2^{2046455462209} is an apocalyptic number.

It is an amenable number.

2046455462209 is a deficient number, since it is larger than the sum of its proper divisors (1).

2046455462209 is an equidigital number, since it uses as much as digits as its factorization.

2046455462209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4147200, while the sum is 49.

The spelling of 2046455462209 in words is "two trillion, forty-six billion, four hundred fifty-five million, four hundred sixty-two thousand, two hundred nine".