142340662066543 has 2 divisors, whose sum is σ = 142340662066544. Its totient is φ = 142340662066542.

The previous prime is 142340662066513. The next prime is 142340662066619. The reversal of 142340662066543 is 345660266043241.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142340662066543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142340662066513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71170331033271 + 71170331033272.

It is an arithmetic number, because the mean of its divisors is an integer number (71170331033272).

Almost surely, 2^{142340662066543} is an apocalyptic number.

142340662066543 is a deficient number, since it is larger than the sum of its proper divisors (1).

142340662066543 is an equidigital number, since it uses as much as digits as its factorization.

142340662066543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14929920, while the sum is 52.

The spelling of 142340662066543 in words is "one hundred forty-two trillion, three hundred forty billion, six hundred sixty-two million, sixty-six thousand, five hundred forty-three".