1742344216423 has 8 divisors (see below), whose sum is σ = 1743465906000. Its totient is φ = 1741222664448.

The previous prime is 1742344216357. The next prime is 1742344216429. The reversal of 1742344216423 is 3246124432471.

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-1742344216423 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 1742344216423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1742344216429) 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, 39176503 + ... + 39220951.

It is an arithmetic number, because the mean of its divisors is an integer number (217933238250).

Almost surely, 2^{1742344216423} is an apocalyptic number.

1742344216423 is a deficient number, since it is larger than the sum of its proper divisors (1121689577).

1742344216423 is a wasteful number, since it uses less digits than its factorization.

1742344216423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68801.

The product of its digits is 774144, while the sum is 43.

Adding to 1742344216423 its reverse (3246124432471), we get a palindrome (4988468648894).

The spelling of 1742344216423 in words is "one trillion, seven hundred forty-two billion, three hundred forty-four million, two hundred sixteen thousand, four hundred twenty-three".