129141424038 has 16 divisors (see below), whose sum is σ = 281763107136. Its totient is φ = 39133764840.

The previous prime is 129141423977. The next prime is 129141424091. The reversal of 129141424038 is 830424141921.

It is a super-3 number, since 3×129141424038³ (a number of 34 digits) contains 333 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 129141423987 and 129141424005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 978344056 + ... + 978344187.

It is an arithmetic number, because the mean of its divisors is an integer number (17610194196).

Almost surely, 2^129141424038 is an apocalyptic number.

129141424038 is an abundant number, since it is smaller than the sum of its proper divisors (152621683098).

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

129141424038 is a wasteful number, since it uses less digits than its factorization.

129141424038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1956688259.

The product of its (nonzero) digits is 55296, while the sum is 39.

Adding to 129141424038 its reverse (830424141921), we get a palindrome (959565565959).

The spelling of 129141424038 in words is "one hundred twenty-nine billion, one hundred forty-one million, four hundred twenty-four thousand, thirty-eight".