129455484166 has 8 divisors (see below), whose sum is σ = 195998023080. Its totient is φ = 64122809808.

The previous prime is 129455484161. The next prime is 129455484173. The reversal of 129455484166 is 661484554921.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (129455484161) 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 in 3 ways as a sum of consecutive naturals, for example, 302465871 + ... + 302466298.

It is an arithmetic number, because the mean of its divisors is an integer number (24499752885).

Almost surely, 2^129455484166 is an apocalyptic number.

129455484166 is a deficient number, since it is larger than the sum of its proper divisors (66542538914).

129455484166 is a wasteful number, since it uses less digits than its factorization.

129455484166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 604932278.

The product of its digits is 8294400, while the sum is 55.

The spelling of 129455484166 in words is "one hundred twenty-nine billion, four hundred fifty-five million, four hundred eighty-four thousand, one hundred sixty-six".