1682398073729 has 8 divisors (see below), whose sum is σ = 1695681435648. Its totient is φ = 1669115276640.

The previous prime is 1682398073701. The next prime is 1682398073731. The reversal of 1682398073729 is 9273708932861.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1682398073729 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1682358073729) 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, 7438349 + ... + 7661189.

It is an arithmetic number, because the mean of its divisors is an integer number (211960179456).

Almost surely, 2^{1682398073729} is an apocalyptic number.

It is an amenable number.

1682398073729 is a deficient number, since it is larger than the sum of its proper divisors (13283361919).

1682398073729 is a wasteful number, since it uses less digits than its factorization.

1682398073729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282415.

The product of its (nonzero) digits is 54867456, while the sum is 65.

The spelling of 1682398073729 in words is "one trillion, six hundred eighty-two billion, three hundred ninety-eight million, seventy-three thousand, seven hundred twenty-nine".