129035395708 has 48 divisors (see below), whose sum is σ = 242373390336. Its totient is φ = 59961464640.

The previous prime is 129035395663. The next prime is 129035395711. The reversal of 129035395708 is 807593530921.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 670210 + ... + 840982.

It is an arithmetic number, because the mean of its divisors is an integer number (5049445632).

Almost surely, 2^129035395708 is an apocalyptic number.

It is an amenable number.

129035395708 is a deficient number, since it is larger than the sum of its proper divisors (113337994628).

129035395708 is a wasteful number, since it uses less digits than its factorization.

129035395708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171034 (or 171032 counting only the distinct ones).

The product of its (nonzero) digits is 2041200, while the sum is 52.

The spelling of 129035395708 in words is "one hundred twenty-nine billion, thirty-five million, three hundred ninety-five thousand, seven hundred eight".