446975147844 has 27 divisors (see below), whose sum is σ = 1129863985887. Its totient is φ = 148990378824.

The previous prime is 446975147791. The next prime is 446975147891. The reversal of 446975147844 is 448741579644.

The square root of 446975147844 is 668562.

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

446975147844 is a `hidden beast` number, since 4 + 4 + 6 + 9 + 7 + 514 + 78 + 44 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3955659 + ... + 4067085.

Almost surely, 2^446975147844 is an apocalyptic number.

446975147844 is the 668562-nd square number.

It is an amenable number.

446975147844 is an abundant number, since it is smaller than the sum of its proper divisors (682888838043).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

446975147844 is an frugal number, since it uses more digits than its factorization.

446975147844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222864 (or 111432 counting only the distinct ones).

The product of its digits is 108380160, while the sum is 63.

The spelling of 446975147844 in words is "four hundred forty-six billion, nine hundred seventy-five million, one hundred forty-seven thousand, eight hundred forty-four".