1705735180138 has 8 divisors (see below), whose sum is σ = 2791203022080. Its totient is φ = 775334172780.

The previous prime is 1705735180117. The next prime is 1705735180139. The reversal of 1705735180138 is 8310815375071.

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

It is a junction number, because it is equal to n+sod(n) for n = 1705735180091 and 1705735180100.

It is not an unprimeable number, because it can be changed into a prime (1705735180139) 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 3 ways as a sum of consecutive naturals, for example, 38766708618 + ... + 38766708661.

It is an arithmetic number, because the mean of its divisors is an integer number (348900377760).

Almost surely, 2^{1705735180138} is an apocalyptic number.

1705735180138 is a deficient number, since it is larger than the sum of its proper divisors (1085467841942).

1705735180138 is a wasteful number, since it uses less digits than its factorization.

1705735180138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77533417292.

The product of its (nonzero) digits is 705600, while the sum is 49.

The spelling of 1705735180138 in words is "one trillion, seven hundred five billion, seven hundred thirty-five million, one hundred eighty thousand, one hundred thirty-eight".