129829564 has 6 divisors (see below), whose sum is σ = 227201744. Its totient is φ = 64914780.

The previous prime is 129829537. The next prime is 129829577. The reversal of 129829564 is 465928921.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16228692 + ... + 16228699.

Almost surely, 2^129829564 is an apocalyptic number.

It is an amenable number.

129829564 is a deficient number, since it is larger than the sum of its proper divisors (97372180).

129829564 is a wasteful number, since it uses less digits than its factorization.

129829564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32457395 (or 32457393 counting only the distinct ones).

The product of its digits is 311040, while the sum is 46.

The square root of 129829564 is about 11394.2776866285. The cubic root of 129829564 is about 506.3582219685.

The spelling of 129829564 in words is "one hundred twenty-nine million, eight hundred twenty-nine thousand, five hundred sixty-four".