129089619734401 has 8 divisors (see below), whose sum is σ = 131253186542400. Its totient is φ = 126935647458480.

The previous prime is 129089619734389. The next prime is 129089619734419. The reversal of 129089619734401 is 104437916980921.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 129089619734401 - 2¹⁹ = 129089619210113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (129089619764401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2398605886 + ... + 2398659703.

It is an arithmetic number, because the mean of its divisors is an integer number (16406648317800).

Almost surely, 2^{129089619734401} is an apocalyptic number.

It is an amenable number.

129089619734401 is a deficient number, since it is larger than the sum of its proper divisors (2163566807999).

129089619734401 is an equidigital number, since it uses as much as digits as its factorization.

129089619734401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4797266039.

The product of its (nonzero) digits is 23514624, while the sum is 64.

The spelling of 129089619734401 in words is "one hundred twenty-nine trillion, eighty-nine billion, six hundred nineteen million, seven hundred thirty-four thousand, four hundred one".