129132660933156 has 12 divisors (see below), whose sum is σ = 301309542177392. Its totient is φ = 43044220311048.

The previous prime is 129132660933149. The next prime is 129132660933233. The reversal of 129132660933156 is 651339066231921.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 129132660933096 and 129132660933105.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5380527538870 + ... + 5380527538893.

Almost surely, 2^{129132660933156} is an apocalyptic number.

It is an amenable number.

129132660933156 is an abundant number, since it is smaller than the sum of its proper divisors (172176881244236).

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

129132660933156 is a wasteful number, since it uses less digits than its factorization.

129132660933156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10761055077770 (or 10761055077768 counting only the distinct ones).

The product of its (nonzero) digits is 9447840, while the sum is 57.

The spelling of 129132660933156 in words is "one hundred twenty-nine trillion, one hundred thirty-two billion, six hundred sixty million, nine hundred thirty-three thousand, one hundred fifty-six".