129300435570 has 16 divisors (see below), whose sum is σ = 310321045440. Its totient is φ = 34480116144.

The previous prime is 129300435569. The next prime is 129300435571. The reversal of 129300435570 is 75534003921.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (129300435569) and next prime (129300435571).

It is not an unprimeable number, because it can be changed into a prime (129300435571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2155007230 + ... + 2155007289.

It is an arithmetic number, because the mean of its divisors is an integer number (19395065340).

Almost surely, 2^129300435570 is an apocalyptic number.

129300435570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

129300435570 is an abundant number, since it is smaller than the sum of its proper divisors (181020609870).

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

129300435570 is a wasteful number, since it uses less digits than its factorization.

129300435570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4310014529.

The product of its (nonzero) digits is 113400, while the sum is 39.

The spelling of 129300435570 in words is "one hundred twenty-nine billion, three hundred million, four hundred thirty-five thousand, five hundred seventy".