312242411420543 has 16 divisors (see below), whose sum is σ = 328942446806880. Its totient is φ = 295569033669504.

The previous prime is 312242411420507. The next prime is 312242411420567. The reversal of 312242411420543 is 345024114242213.

It is a cyclic number.

It is not a de Polignac number, because 312242411420543 - 2¹⁴ = 312242411404159 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 312242411420497 and 312242411420506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312242411420573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 323335805 + ... + 324300057.

It is an arithmetic number, because the mean of its divisors is an integer number (20558902925430).

Almost surely, 2^{312242411420543} is an apocalyptic number.

312242411420543 is a deficient number, since it is larger than the sum of its proper divisors (16700035386337).

312242411420543 is a wasteful number, since it uses less digits than its factorization.

312242411420543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 978058.

The product of its (nonzero) digits is 184320, while the sum is 38.

Adding to 312242411420543 its reverse (345024114242213), we get a palindrome (657266525662756).

The spelling of 312242411420543 in words is "three hundred twelve trillion, two hundred forty-two billion, four hundred eleven million, four hundred twenty thousand, five hundred forty-three".