446666666644 has 48 divisors (see below), whose sum is σ = 862081932096. Its totient is φ = 200807264000.

The previous prime is 446666666597. The next prime is 446666666647.

446666666644 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×446666666644² (a number of 24 digits) contains 22 as substring.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (446666666647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4182399 + ... + 4287865.

It is an arithmetic number, because the mean of its divisors is an integer number (17960040252).

Almost surely, 2^446666666644 is an apocalyptic number.

446666666644 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

446666666644 is a deficient number, since it is larger than the sum of its proper divisors (415415265452).

446666666644 is a wasteful number, since it uses less digits than its factorization.

446666666644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106536 (or 106534 counting only the distinct ones).

The product of its digits is 429981696, while the sum is 64.

The spelling of 446666666644 in words is "four hundred forty-six billion, six hundred sixty-six million, six hundred sixty-six thousand, six hundred forty-four".