129624942142188 has 96 divisors (see below), whose sum is σ = 336642104332800. Its totient is φ = 43134126032448.

The previous prime is 129624942142169. The next prime is 129624942142231. The reversal of 129624942142188 is 881241249426921.

129624942142188 is a `hidden beast` number, since 1 + 2 + 9 + 6 + 2 + 494 + 21 + 42 + 1 + 88 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 172422006 + ... + 173172162.

It is an arithmetic number, because the mean of its divisors is an integer number (3506688586800).

Almost surely, 2^{129624942142188} is an apocalyptic number.

129624942142188 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

129624942142188 is an abundant number, since it is smaller than the sum of its proper divisors (207017162190612).

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

129624942142188 is a wasteful number, since it uses less digits than its factorization.

129624942142188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752916 (or 752908 counting only the distinct ones).

The product of its digits is 31850496, while the sum is 63.

The spelling of 129624942142188 in words is "one hundred twenty-nine trillion, six hundred twenty-four billion, nine hundred forty-two million, one hundred forty-two thousand, one hundred eighty-eight".