129130095825 has 144 divisors (see below), whose sum is σ = 243285619200. Its totient is φ = 65383718400.

The previous prime is 129130095803. The next prime is 129130095841. The reversal of 129130095825 is 528590031921.

129130095825 is a `hidden beast` number, since 1 + 291 + 300 + 9 + 58 + 2 + 5 = 666.

It is not a de Polignac number, because 129130095825 - 2⁷ = 129130095697 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 204643260 + ... + 204643890.

Almost surely, 2^129130095825 is an apocalyptic number.

129130095825 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

129130095825 is a deficient number, since it is larger than the sum of its proper divisors (114155523375).

129130095825 is a wasteful number, since it uses less digits than its factorization.

129130095825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1152 (or 1144 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 45.

The spelling of 129130095825 in words is "one hundred twenty-nine billion, one hundred thirty million, ninety-five thousand, eight hundred twenty-five".