342040343040243 has 12 divisors (see below), whose sum is σ = 494064661841608. Its totient is φ = 228023946793440.

The previous prime is 342040343040217. The next prime is 342040343040269.

342040343040243 is a `hidden beast` number, since 3 + 4 + 2 + 0 + 403 + 4 + 3 + 0 + 4 + 0 + 243 = 666.

342040343040243 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (342040343040217) and next prime (342040343040269).

It is not a de Polignac number, because 342040343040243 - 2⁵ = 342040343040211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 342040343040198 and 342040343040207.

It is not an unprimeable number, because it can be changed into a prime (342040343040293) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 244979098 + ... + 246371343.

Almost surely, 2^{342040343040243} is an apocalyptic number.

342040343040243 is a deficient number, since it is larger than the sum of its proper divisors (152024318801365).

342040343040243 is a wasteful number, since it uses less digits than its factorization.

342040343040243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491427794 (or 491427791 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 36.

The spelling of 342040343040243 in words is "three hundred forty-two trillion, forty billion, three hundred forty-three million, forty thousand, two hundred forty-three".