129650931024 has 20 divisors (see below), whose sum is σ = 334931571936. Its totient is φ = 43216976992.

The previous prime is 129650931019. The next prime is 129650931037. The reversal of 129650931024 is 420139056921.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1350530484 + ... + 1350530579.

Almost surely, 2^129650931024 is an apocalyptic number.

It is an amenable number.

129650931024 is an abundant number, since it is smaller than the sum of its proper divisors (205280640912).

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

129650931024 is a wasteful number, since it uses less digits than its factorization.

129650931024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2701061074 (or 2701061068 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 42.

Adding to 129650931024 its reverse (420139056921), we get a palindrome (549789987945).

The spelling of 129650931024 in words is "one hundred twenty-nine billion, six hundred fifty million, nine hundred thirty-one thousand, twenty-four".