129894606396 has 60 divisors (see below), whose sum is σ = 343868583520. Its totient is φ = 42750115200.

The previous prime is 129894606377. The next prime is 129894606431. The reversal of 129894606396 is 693606498921.

129894606396 is a `hidden beast` number, since 1 + 2 + 9 + 89 + 460 + 6 + 3 + 96 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2511805 + ... + 2562996.

Almost surely, 2^129894606396 is an apocalyptic number.

It is an amenable number.

129894606396 is an abundant number, since it is smaller than the sum of its proper divisors (213973977124).

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

129894606396 is a wasteful number, since it uses less digits than its factorization.

129894606396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5074896 (or 5074885 counting only the distinct ones).

The product of its (nonzero) digits is 30233088, while the sum is 63.

The spelling of 129894606396 in words is "one hundred twenty-nine billion, eight hundred ninety-four million, six hundred six thousand, three hundred ninety-six".