129412063724 has 24 divisors (see below), whose sum is σ = 234306836400. Its totient is φ = 62467755840.

The previous prime is 129412063723. The next prime is 129412063747. The reversal of 129412063724 is 427360214921.

129412063724 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (129412063723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1057814 + ... + 1173794.

It is an arithmetic number, because the mean of its divisors is an integer number (9762784850).

Almost surely, 2^129412063724 is an apocalyptic number.

It is an amenable number.

129412063724 is a deficient number, since it is larger than the sum of its proper divisors (104894772676).

129412063724 is a wasteful number, since it uses less digits than its factorization.

129412063724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125633 (or 125631 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 41.

The spelling of 129412063724 in words is "one hundred twenty-nine billion, four hundred twelve million, sixty-three thousand, seven hundred twenty-four".