129710518304016 has 80 divisors (see below), whose sum is σ = 360871149087680. Its totient is φ = 39909840929280.

The previous prime is 129710518303937. The next prime is 129710518304023. The reversal of 129710518304016 is 610403815017921.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20230650 + ... + 25859238.

It is an arithmetic number, because the mean of its divisors is an integer number (4510889363596).

It is a 1-persistent number, because it is pandigital, but 2⋅129710518304016 = 259421036608032 is not.

Almost surely, 2^{129710518304016} is an apocalyptic number.

129710518304016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

129710518304016 is an abundant number, since it is smaller than the sum of its proper divisors (231160630783664).

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

129710518304016 is a wasteful number, since it uses less digits than its factorization.

129710518304016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5665544 (or 5665538 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 48.

The spelling of 129710518304016 in words is "one hundred twenty-nine trillion, seven hundred ten billion, five hundred eighteen million, three hundred four thousand, sixteen".