128252852816627 has 40 divisors (see below), whose sum is σ = 163570717282752. Its totient is φ = 99723279843600.

The previous prime is 128252852816611. The next prime is 128252852816659. The reversal of 128252852816627 is 726618258252821.

It is not a de Polignac number, because 128252852816627 - 2⁴ = 128252852816611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (128252852816927) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 7134752 + ... + 17533122.

Almost surely, 2^{128252852816627} is an apocalyptic number.

128252852816627 is a deficient number, since it is larger than the sum of its proper divisors (35317864466125).

128252852816627 is an equidigital number, since it uses as much as digits as its factorization.

128252852816627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10398877 (or 10398856 counting only the distinct ones).

The product of its digits is 103219200, while the sum is 65.

The spelling of 128252852816627 in words is "one hundred twenty-eight trillion, two hundred fifty-two billion, eight hundred fifty-two million, eight hundred sixteen thousand, six hundred twenty-seven".