1730664868917 has 16 divisors (see below), whose sum is σ = 2367431196480. Its totient is φ = 1124183676672.

The previous prime is 1730664868903. The next prime is 1730664868921. The reversal of 1730664868917 is 7198684660371.

It is not a de Polignac number, because 1730664868917 - 2⁶ = 1730664868853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1730664867917) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43244458 + ... + 43284459.

It is an arithmetic number, because the mean of its divisors is an integer number (147964449780).

Almost surely, 2^{1730664868917} is an apocalyptic number.

It is an amenable number.

1730664868917 is a deficient number, since it is larger than the sum of its proper divisors (636766327563).

1730664868917 is a wasteful number, since it uses less digits than its factorization.

1730664868917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86529092.

The product of its (nonzero) digits is 73156608, while the sum is 66.

The spelling of 1730664868917 in words is "one trillion, seven hundred thirty billion, six hundred sixty-four million, eight hundred sixty-eight thousand, nine hundred seventeen".