1730285728743 has 32 divisors (see below), whose sum is σ = 2712858140160. Its totient is φ = 967106125440.

The previous prime is 1730285728733. The next prime is 1730285728789. The reversal of 1730285728743 is 3478275820371.

It is not a de Polignac number, because 1730285728743 - 2³³ = 1721695794151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1730285728733) 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 31 ways as a sum of consecutive naturals, for example, 1376163 + ... + 2313956.

It is an arithmetic number, because the mean of its divisors is an integer number (84776816880).

Almost surely, 2^{1730285728743} is an apocalyptic number.

1730285728743 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1730285728743 is a deficient number, since it is larger than the sum of its proper divisors (982572411417).

1730285728743 is a wasteful number, since it uses less digits than its factorization.

1730285728743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3691239.

The product of its (nonzero) digits is 15805440, while the sum is 57.

The spelling of 1730285728743 in words is "one trillion, seven hundred thirty billion, two hundred eighty-five million, seven hundred twenty-eight thousand, seven hundred forty-three".