1004090666665 has 8 divisors (see below), whose sum is σ = 1208265094080. Its totient is φ = 801035003952.

The previous prime is 1004090666653. The next prime is 1004090666669. The reversal of 1004090666665 is 5666660904001.

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

It is a cyclic number.

It is not a de Polignac number, because 1004090666665 - 2¹¹ = 1004090664617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1004090666669) 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 7 ways as a sum of consecutive naturals, for example, 279689199 + ... + 279692788.

It is an arithmetic number, because the mean of its divisors is an integer number (151033136760).

Almost surely, 2^{1004090666665} is an apocalyptic number.

It is an amenable number.

1004090666665 is a deficient number, since it is larger than the sum of its proper divisors (204174427415).

1004090666665 is an equidigital number, since it uses as much as digits as its factorization.

1004090666665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559382351.

The product of its (nonzero) digits is 1399680, while the sum is 49.

The spelling of 1004090666665 in words is "one trillion, four billion, ninety million, six hundred sixty-six thousand, six hundred sixty-five".