446846505648645 has 16 divisors (see below), whose sum is σ = 714954837727872. Its totient is φ = 238317993449280.

The previous prime is 446846505648611. The next prime is 446846505648661. The reversal of 446846505648645 is 546846505648644.

It is not a de Polignac number, because 446846505648645 - 2¹⁰ = 446846505647621 is a prime.

It is a super-2 number, since 2×446846505648645² (a number of 30 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 19927339 + ... + 35927591.

It is an arithmetic number, because the mean of its divisors is an integer number (44684677357992).

Almost surely, 2^{446846505648645} is an apocalyptic number.

It is an amenable number.

446846505648645 is a deficient number, since it is larger than the sum of its proper divisors (268108332079227).

446846505648645 is a wasteful number, since it uses less digits than its factorization.

446846505648645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17862092.

The product of its (nonzero) digits is 10616832000, while the sum is 75.

Subtracting 446846505648645 from its reverse (546846505648644), we obtain a palindrome (99999999999999).

The spelling of 446846505648645 in words is "four hundred forty-six trillion, eight hundred forty-six billion, five hundred five million, six hundred forty-eight thousand, six hundred forty-five".