129350927499 has 8 divisors (see below), whose sum is σ = 172472123280. Its totient is φ = 86231841696.

The previous prime is 129350927483. The next prime is 129350927543. The reversal of 129350927499 is 994729053921.

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

It is not a de Polignac number, because 129350927499 - 2⁴ = 129350927483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (129350925499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 378432 + ... + 633965.

It is an arithmetic number, because the mean of its divisors is an integer number (21559015410).

Almost surely, 2^129350927499 is an apocalyptic number.

129350927499 is a deficient number, since it is larger than the sum of its proper divisors (43121195781).

129350927499 is a wasteful number, since it uses less digits than its factorization.

129350927499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1054989.

The product of its (nonzero) digits is 11022480, while the sum is 60.

The spelling of 129350927499 in words is "one hundred twenty-nine billion, three hundred fifty million, nine hundred twenty-seven thousand, four hundred ninety-nine".