129648902600 has 48 divisors (see below), whose sum is σ = 344495659200. Its totient is φ = 44451051840.

The previous prime is 129648902597. The next prime is 129648902633. The reversal of 129648902600 is 6209846921.

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 11 ways as a sum of consecutive naturals, for example, 46301780 + ... + 46304579.

It is an arithmetic number, because the mean of its divisors is an integer number (7176992900).

Almost surely, 2^129648902600 is an apocalyptic number.

129648902600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

129648902600 is an abundant number, since it is smaller than the sum of its proper divisors (214846756600).

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

129648902600 is a wasteful number, since it uses less digits than its factorization.

129648902600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92606382 (or 92606373 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 47.

The spelling of 129648902600 in words is "one hundred twenty-nine billion, six hundred forty-eight million, nine hundred two thousand, six hundred".