1717428885743 has 8 divisors (see below), whose sum is σ = 1718615026896. Its totient is φ = 1716242904000.

The previous prime is 1717428885727. The next prime is 1717428885749. The reversal of 1717428885743 is 3475888247171.

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 1717428885743 - 2⁴ = 1717428885727 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1717428885743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1717428885749) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28309643 + ... + 28370243.

It is an arithmetic number, because the mean of its divisors is an integer number (214826878362).

Almost surely, 2^{1717428885743} is an apocalyptic number.

1717428885743 is a deficient number, since it is larger than the sum of its proper divisors (1186141153).

1717428885743 is a wasteful number, since it uses less digits than its factorization.

1717428885743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79705.

The product of its digits is 84295680, while the sum is 65.

The spelling of 1717428885743 in words is "one trillion, seven hundred seventeen billion, four hundred twenty-eight million, eight hundred eighty-five thousand, seven hundred forty-three".