446346920464 has 15 divisors (see below), whose sum is σ = 864802336143. Its totient is φ = 223172124048.

The previous prime is 446346920429. The next prime is 446346920473. The reversal of 446346920464 is 464029643644.

The square root of 446346920464 is 668092.

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

It is a super-3 number, since 3×446346920464³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2588857 + ... + 2755879.

Almost surely, 2^446346920464 is an apocalyptic number.

446346920464 is the 668092-nd square number.

It is an amenable number.

446346920464 is a deficient number, since it is larger than the sum of its proper divisors (418455415679).

446346920464 is an frugal number, since it uses more digits than its factorization.

446346920464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334054 (or 167025 counting only the distinct ones).

The product of its (nonzero) digits is 11943936, while the sum is 52.

The spelling of 446346920464 in words is "four hundred forty-six billion, three hundred forty-six million, nine hundred twenty thousand, four hundred sixty-four".