129334377205 has 32 divisors (see below), whose sum is σ = 173512741248. Its totient is φ = 91728691200.

The previous prime is 129334377191. The next prime is 129334377241. The reversal of 129334377205 is 502773433921.

It is not a de Polignac number, because 129334377205 - 2³³ = 120744442613 is a prime.

It is a super-2 number, since 2×129334377205² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6039477 + ... + 6060853.

It is an arithmetic number, because the mean of its divisors is an integer number (5422273164).

Almost surely, 2^129334377205 is an apocalyptic number.

It is an amenable number.

129334377205 is a deficient number, since it is larger than the sum of its proper divisors (44178364043).

129334377205 is a wasteful number, since it uses less digits than its factorization.

129334377205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24117.

The product of its (nonzero) digits is 952560, while the sum is 46.

The spelling of 129334377205 in words is "one hundred twenty-nine billion, three hundred thirty-four million, three hundred seventy-seven thousand, two hundred five".