129550264343 has 2 divisors, whose sum is σ = 129550264344. Its totient is φ = 129550264342.

The previous prime is 129550264321. The next prime is 129550264399. The reversal of 129550264343 is 343462055921.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (343462055921) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 129550264343 - 2¹⁰ = 129550263319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 129550264294 and 129550264303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (129550264303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64775132171 + 64775132172.

It is an arithmetic number, because the mean of its divisors is an integer number (64775132172).

Almost surely, 2^129550264343 is an apocalyptic number.

129550264343 is a deficient number, since it is larger than the sum of its proper divisors (1).

129550264343 is an equidigital number, since it uses as much as digits as its factorization.

129550264343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 777600, while the sum is 44.

The spelling of 129550264343 in words is "one hundred twenty-nine billion, five hundred fifty million, two hundred sixty-four thousand, three hundred forty-three".