129265354015075 has 6 divisors (see below), whose sum is σ = 160289038978724. Its totient is φ = 103412283212040.

The previous prime is 129265354014989. The next prime is 129265354015123. The reversal of 129265354015075 is 570510453562921.

It is a happy number.

It is not a de Polignac number, because 129265354015075 - 2¹¹ = 129265354013027 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2585307080277 + ... + 2585307080326.

Almost surely, 2^{129265354015075} is an apocalyptic number.

129265354015075 is a deficient number, since it is larger than the sum of its proper divisors (31023684963649).

129265354015075 is an equidigital number, since it uses as much as digits as its factorization.

129265354015075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5170614160613 (or 5170614160608 counting only the distinct ones).

The product of its (nonzero) digits is 11340000, while the sum is 55.

The spelling of 129265354015075 in words is "one hundred twenty-nine trillion, two hundred sixty-five billion, three hundred fifty-four million, fifteen thousand, seventy-five".