129773064 has 16 divisors (see below), whose sum is σ = 324432720. Its totient is φ = 43257680.

The previous prime is 129773051. The next prime is 129773071. The reversal of 129773064 is 460377921.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2703582 + ... + 2703629.

It is an arithmetic number, because the mean of its divisors is an integer number (20277045).

Almost surely, 2^129773064 is an apocalyptic number.

It is an amenable number.

129773064 is an abundant number, since it is smaller than the sum of its proper divisors (194659656).

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

129773064 is a wasteful number, since it uses less digits than its factorization.

129773064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5407220 (or 5407216 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 39.

The square root of 129773064 is about 11391.7981021435. The cubic root of 129773064 is about 506.2847579854.

The spelling of 129773064 in words is "one hundred twenty-nine million, seven hundred seventy-three thousand, sixty-four".