129108027225052 has 12 divisors (see below), whose sum is σ = 225968040261936. Its totient is φ = 64545730007360.

The previous prime is 129108027224947. The next prime is 129108027225101. The reversal of 129108027225052 is 250522720801921.

It is a junction number, because it is equal to n+sod(n) for n = 129108027224993 and 129108027225011.

It is a congruent number.

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, 2070866224 + ... + 2070928567.

It is an arithmetic number, because the mean of its divisors is an integer number (18830670021828).

Almost surely, 2^{129108027225052} is an apocalyptic number.

It is an amenable number.

129108027225052 is a deficient number, since it is larger than the sum of its proper divisors (96860013036884).

129108027225052 is a wasteful number, since it uses less digits than its factorization.

129108027225052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4141802588 (or 4141802586 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 46.

The spelling of 129108027225052 in words is "one hundred twenty-nine trillion, one hundred eight billion, twenty-seven million, two hundred twenty-five thousand, fifty-two".