129502852324624 has 15 divisors (see below), whose sum is σ = 250911864573463. Its totient is φ = 64751403402448.

The previous prime is 129502852324603. The next prime is 129502852324691. The reversal of 129502852324624 is 426423258205921.

It is a happy number.

The square root of 129502852324624 is 11379932.

It is a perfect power (a square), and thus also a powerful number.

It is a super-3 number, since 3×129502852324624³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 44097237 + ... + 46942219.

Almost surely, 2^{129502852324624} is an apocalyptic number.

129502852324624 is the 11379932-nd square number.

It is an amenable number.

129502852324624 is a deficient number, since it is larger than the sum of its proper divisors (121409012248839).

129502852324624 is an frugal number, since it uses more digits than its factorization.

129502852324624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5689974 (or 2844985 counting only the distinct ones).

The product of its (nonzero) digits is 16588800, while the sum is 55.

The spelling of 129502852324624 in words is "one hundred twenty-nine trillion, five hundred two billion, eight hundred fifty-two million, three hundred twenty-four thousand, six hundred twenty-four".