446466563 has 12 divisors (see below), whose sum is σ = 476120160. Its totient is φ = 418568832.

The previous prime is 446466539. The next prime is 446466623. The reversal of 446466563 is 365664644.

It is a happy number.

It is not a de Polignac number, because 446466563 - 2⁶ = 446466499 is a prime.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (446466533) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74870 + ... + 80612.

It is an arithmetic number, because the mean of its divisors is an integer number (39676680).

Almost surely, 2^446466563 is an apocalyptic number.

446466563 is a deficient number, since it is larger than the sum of its proper divisors (29653597).

446466563 is a wasteful number, since it uses less digits than its factorization.

446466563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6046 (or 6029 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 44.

The square root of 446466563 is about 21129.7553937569. The cubic root of 446466563 is about 764.2984514870.

The spelling of 446466563 in words is "four hundred forty-six million, four hundred sixty-six thousand, five hundred sixty-three".