129168859315 has 8 divisors (see below), whose sum is σ = 164120433120. Its totient is φ = 97256552832.

The previous prime is 129168859289. The next prime is 129168859357. The reversal of 129168859315 is 513958861921.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 129168859315 - 2⁵ = 129168859283 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 129168859315.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 759816735 + ... + 759816904.

It is an arithmetic number, because the mean of its divisors is an integer number (20515054140).

Almost surely, 2^129168859315 is an apocalyptic number.

129168859315 is a deficient number, since it is larger than the sum of its proper divisors (34951573805).

129168859315 is a wasteful number, since it uses less digits than its factorization.

129168859315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1519633661.

The product of its digits is 4665600, while the sum is 58.

The spelling of 129168859315 in words is "one hundred twenty-nine billion, one hundred sixty-eight million, eight hundred fifty-nine thousand, three hundred fifteen".