129244789334 has 8 divisors (see below), whose sum is σ = 195056553720. Its totient is φ = 64225938096.

The previous prime is 129244789321. The next prime is 129244789337. The reversal of 129244789334 is 433987442921.

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

It is a self number, because there is not a number n which added to its sum of digits gives 129244789334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (129244789337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198227879 + ... + 198228530.

It is an arithmetic number, because the mean of its divisors is an integer number (24382069215).

Almost surely, 2^129244789334 is an apocalyptic number.

129244789334 is a deficient number, since it is larger than the sum of its proper divisors (65811764386).

129244789334 is a wasteful number, since it uses less digits than its factorization.

129244789334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396456574.

The product of its digits is 10450944, while the sum is 56.

The spelling of 129244789334 in words is "one hundred twenty-nine billion, two hundred forty-four million, seven hundred eighty-nine thousand, three hundred thirty-four".