129425625360 has 320 divisors, whose sum is σ = 472678675200. Its totient is φ = 32438181888.

The previous prime is 129425625359. The next prime is 129425625383. The reversal of 129425625360 is 63526524921.

129425625360 is a `hidden beast` number, since 1 + 2 + 94 + 25 + 6 + 2 + 536 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 32201431 + ... + 32205449.

It is an arithmetic number, because the mean of its divisors is an integer number (1477120860).

Almost surely, 2^129425625360 is an apocalyptic number.

129425625360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 129425625360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (236339337600).

129425625360 is an abundant number, since it is smaller than the sum of its proper divisors (343253049840).

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

129425625360 is a wasteful number, since it uses less digits than its factorization.

129425625360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4935 (or 4923 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The spelling of 129425625360 in words is "one hundred twenty-nine billion, four hundred twenty-five million, six hundred twenty-five thousand, three hundred sixty".