4044664464266 has 8 divisors (see below), whose sum is σ = 6069835727940. Its totient is φ = 2021385888288.

The previous prime is 4044664464251. The next prime is 4044664464277. The reversal of 4044664464266 is 6624644664404.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4038576563641 + 6087900625 = 2009621^2 + 78025^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 473166581 + ... + 473175128.

Almost surely, 2^{4044664464266} is an apocalyptic number.

4044664464266 is a deficient number, since it is larger than the sum of its proper divisors (2025171263674).

4044664464266 is a wasteful number, since it uses less digits than its factorization.

4044664464266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 946343848.

The product of its (nonzero) digits is 63700992, while the sum is 56.

The spelling of 4044664464266 in words is "four trillion, forty-four billion, six hundred sixty-four million, four hundred sixty-four thousand, two hundred sixty-six".