128335049203 has 8 divisors (see below), whose sum is σ = 128582820288. Its totient is φ = 128087408064.

The previous prime is 128335049177. The next prime is 128335049209. The reversal of 128335049203 is 302940533821.

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 128335049203 - 2³³ = 119745114611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (128335049209) 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, 2075350 + ... + 2136292.

It is an arithmetic number, because the mean of its divisors is an integer number (16072852536).

Almost surely, 2^128335049203 is an apocalyptic number.

128335049203 is a deficient number, since it is larger than the sum of its proper divisors (247771085).

128335049203 is an equidigital number, since it uses as much as digits as its factorization.

128335049203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64973.

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 128335049203 in words is "one hundred twenty-eight billion, three hundred thirty-five million, forty-nine thousand, two hundred three".