446845610217263 has 2 divisors, whose sum is σ = 446845610217264. Its totient is φ = 446845610217262.

The previous prime is 446845610217161. The next prime is 446845610217269. The reversal of 446845610217263 is 362712016548644.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 446845610217263 - 2²⁶ = 446845543108399 is a prime.

It is a super-2 number, since 2×446845610217263² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (446845610217269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223422805108631 + 223422805108632.

It is an arithmetic number, because the mean of its divisors is an integer number (223422805108632).

Almost surely, 2^{446845610217263} is an apocalyptic number.

446845610217263 is a deficient number, since it is larger than the sum of its proper divisors (1).

446845610217263 is an equidigital number, since it uses as much as digits as its factorization.

446845610217263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46448640, while the sum is 59.

The spelling of 446845610217263 in words is "four hundred forty-six trillion, eight hundred forty-five billion, six hundred ten million, two hundred seventeen thousand, two hundred sixty-three".