1717325855049 has 32 divisors (see below), whose sum is σ = 2655154733824. Its totient is φ = 966999720960.

The previous prime is 1717325855041. The next prime is 1717325855071. The reversal of 1717325855049 is 9405585237171.

It is not a de Polignac number, because 1717325855049 - 2³ = 1717325855041 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 1717325855049.

It is not an unprimeable number, because it can be changed into a prime (1717325855041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1163109 + ... + 2188029.

It is an arithmetic number, because the mean of its divisors is an integer number (82973585432).

Almost surely, 2^{1717325855049} is an apocalyptic number.

It is an amenable number.

1717325855049 is a deficient number, since it is larger than the sum of its proper divisors (937828878775).

1717325855049 is a wasteful number, since it uses less digits than its factorization.

1717325855049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1026097.

The product of its (nonzero) digits is 10584000, while the sum is 57.

The spelling of 1717325855049 in words is "one trillion, seven hundred seventeen billion, three hundred twenty-five million, eight hundred fifty-five thousand, forty-nine".