444006604466 has 8 divisors (see below), whose sum is σ = 666012966060. Its totient is φ = 222002282448.

The previous prime is 444006604429. The next prime is 444006604487. The reversal of 444006604466 is 664406600444.

It can be written as a sum of positive squares in 2 ways, for example, as 288116665225 + 155889939241 = 536765^2 + 394829^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×444006604466² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277580 + ... + 982376.

Almost surely, 2^444006604466 is an apocalyptic number.

444006604466 is a deficient number, since it is larger than the sum of its proper divisors (222006361594).

444006604466 is a wasteful number, since it uses less digits than its factorization.

444006604466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019788.

The product of its (nonzero) digits is 1327104, while the sum is 44.

The spelling of 444006604466 in words is "four hundred forty-four billion, six million, six hundred four thousand, four hundred sixty-six".