446380325689 has 9 divisors (see below), whose sum is σ = 474194626221. Its totient is φ = 420111969600.

The previous prime is 446380325659. The next prime is 446380325737. The reversal of 446380325689 is 986523083644.

The square root of 446380325689 is 668117.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 2946861225 + 443433464464 = 54285^2 + 665908^2 .

It is not a de Polignac number, because 446380325689 - 2¹⁵ = 446380292921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (446380325659) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 11338339 + ... + 11377639.

Almost surely, 2^446380325689 is an apocalyptic number.

446380325689 is the 668117-th square number.

446380325689 is the 334059-th centered octagonal number.

It is an amenable number.

446380325689 is a deficient number, since it is larger than the sum of its proper divisors (27814300532).

446380325689 is an frugal number, since it uses more digits than its factorization.

446380325689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78636 (or 39318 counting only the distinct ones).

The product of its (nonzero) digits is 29859840, while the sum is 58.

The spelling of 446380325689 in words is "four hundred forty-six billion, three hundred eighty million, three hundred twenty-five thousand, six hundred eighty-nine".