129033098724 has 12 divisors (see below), whose sum is σ = 301077230384. Its totient is φ = 43011032904.

The previous prime is 129033098681. The next prime is 129033098729. The reversal of 129033098724 is 427890330921.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (129033098729) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5376379102 + ... + 5376379125.

Almost surely, 2^129033098724 is an apocalyptic number.

It is an amenable number.

129033098724 is an abundant number, since it is smaller than the sum of its proper divisors (172044131660).

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

129033098724 is a wasteful number, since it uses less digits than its factorization.

129033098724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10752758234 (or 10752758232 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 48.

The spelling of 129033098724 in words is "one hundred twenty-nine billion, thirty-three million, ninety-eight thousand, seven hundred twenty-four".