1346044004666 has 8 divisors (see below), whose sum is σ = 2137834595700. Its totient is φ = 633432472768.

The previous prime is 1346044004639. The next prime is 1346044004693. The reversal of 1346044004666 is 6664004406431.

It is an interprime number because it is at equal distance from previous prime (1346044004639) and next prime (1346044004693).

It can be written as a sum of positive squares in 2 ways, for example, as 1290543712441 + 55500292225 = 1136021^2 + 235585^2 .

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

It is a Curzon number.

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, 19794764741 + ... + 19794764808.

Almost surely, 2^{1346044004666} is an apocalyptic number.

1346044004666 is a deficient number, since it is larger than the sum of its proper divisors (791790591034).

1346044004666 is a wasteful number, since it uses less digits than its factorization.

1346044004666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39589529568.

The product of its (nonzero) digits is 995328, while the sum is 44.

The spelling of 1346044004666 in words is "one trillion, three hundred forty-six billion, forty-four million, four thousand, six hundred sixty-six".