129998585730286 has 16 divisors (see below), whose sum is σ = 239997389040864. Its totient is φ = 51428011937184.

The previous prime is 129998585730239. The next prime is 129998585730287. The reversal of 129998585730286 is 682037585899921.

129998585730286 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (129998585730287) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 357138971605 + ... + 357138971968.

It is an arithmetic number, because the mean of its divisors is an integer number (14999836815054).

Almost surely, 2^{129998585730286} is an apocalyptic number.

129998585730286 is a deficient number, since it is larger than the sum of its proper divisors (109998803310578).

129998585730286 is a wasteful number, since it uses less digits than its factorization.

129998585730286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714277943595.

The product of its (nonzero) digits is 4702924800, while the sum is 82.

The spelling of 129998585730286 in words is "one hundred twenty-nine trillion, nine hundred ninety-eight billion, five hundred eighty-five million, seven hundred thirty thousand, two hundred eighty-six".