129069333774 has 12 divisors (see below), whose sum is σ = 279650223216. Its totient is φ = 43023111252.

The previous prime is 129069333773. The next prime is 129069333781. The reversal of 129069333774 is 477333960921.

It is a self number, because there is not a number n which added to its sum of digits gives 129069333774.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (129069333773) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3585259254 + ... + 3585259289.

It is an arithmetic number, because the mean of its divisors is an integer number (23304185268).

Almost surely, 2^129069333774 is an apocalyptic number.

129069333774 is an abundant number, since it is smaller than the sum of its proper divisors (150580889442).

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

129069333774 is a wasteful number, since it uses less digits than its factorization.

129069333774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7170518551 (or 7170518548 counting only the distinct ones).

The product of its (nonzero) digits is 5143824, while the sum is 54.

The spelling of 129069333774 in words is "one hundred twenty-nine billion, sixty-nine million, three hundred thirty-three thousand, seven hundred seventy-four".