129672229083246 has 96 divisors (see below), whose sum is σ = 284400704689920. Its totient is φ = 42695202705408.

The previous prime is 129672229083203. The next prime is 129672229083269. The reversal of 129672229083246 is 642380922276921.

129672229083246 is a `hidden beast` number, since 1 + 2 + 9 + 6 + 7 + 22 + 290 + 83 + 246 = 666.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 8075736450 + ... + 8075752506.

It is an arithmetic number, because the mean of its divisors is an integer number (2962507340520).

Almost surely, 2^{129672229083246} is an apocalyptic number.

129672229083246 is an abundant number, since it is smaller than the sum of its proper divisors (154728475606674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

129672229083246 is a wasteful number, since it uses less digits than its factorization.

129672229083246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20938 (or 20935 counting only the distinct ones).

The product of its (nonzero) digits is 62705664, while the sum is 63.

The spelling of 129672229083246 in words is "one hundred twenty-nine trillion, six hundred seventy-two billion, two hundred twenty-nine million, eighty-three thousand, two hundred forty-six".