129967112794 has 8 divisors (see below), whose sum is σ = 206418355668. Its totient is φ = 61160994240.

The previous prime is 129967112773. The next prime is 129967112813. The reversal of 129967112794 is 497211769921.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 124414925625 + 5552187169 = 352725^2 + 74513^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1911281037 + ... + 1911281104.

Almost surely, 2^129967112794 is an apocalyptic number.

129967112794 is a deficient number, since it is larger than the sum of its proper divisors (76451242874).

129967112794 is a wasteful number, since it uses less digits than its factorization.

129967112794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3822562160.

The product of its digits is 3429216, while the sum is 58.

The spelling of 129967112794 in words is "one hundred twenty-nine billion, nine hundred sixty-seven million, one hundred twelve thousand, seven hundred ninety-four".