129999870000334 has 8 divisors (see below), whose sum is σ = 195100684367400. Its totient is φ = 64966308544536.

The previous prime is 129999870000331. The next prime is 129999870000353. The reversal of 129999870000334 is 433000078999921.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×129999870000334² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (129999870000331) 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, 16813222984 + ... + 16813230715.

It is an arithmetic number, because the mean of its divisors is an integer number (24387585545925).

Almost surely, 2^{129999870000334} is an apocalyptic number.

129999870000334 is a deficient number, since it is larger than the sum of its proper divisors (65100814367066).

129999870000334 is a wasteful number, since it uses less digits than its factorization.

129999870000334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33626455634.

The product of its (nonzero) digits is 26453952, while the sum is 64.

The spelling of 129999870000334 in words is "one hundred twenty-nine trillion, nine hundred ninety-nine billion, eight hundred seventy million, three hundred thirty-four", and thus it is an aban number.