129436970067184 has 20 divisors (see below), whose sum is σ = 270075216390616. Its totient is φ = 59740140030912.

The previous prime is 129436970067113. The next prime is 129436970067217. The reversal of 129436970067184 is 481760079634921.

It is a congruent number.

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, 311146562454 + ... + 311146562869.

Almost surely, 2^{129436970067184} is an apocalyptic number.

It is an amenable number.

129436970067184 is an abundant number, since it is smaller than the sum of its proper divisors (140638246323432).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

129436970067184 is a wasteful number, since it uses less digits than its factorization.

129436970067184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622293125344 (or 622293125338 counting only the distinct ones).

The product of its (nonzero) digits is 109734912, while the sum is 67.

The spelling of 129436970067184 in words is "one hundred twenty-nine trillion, four hundred thirty-six billion, nine hundred seventy million, sixty-seven thousand, one hundred eighty-four".