128003173557234 has 16 divisors (see below), whose sum is σ = 256012884528672. Its totient is φ = 42666634950048.

The previous prime is 128003173557221. The next prime is 128003173557241. The reversal of 128003173557234 is 432755371300821.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272137699 + ... + 272607654.

It is an arithmetic number, because the mean of its divisors is an integer number (16000805283042).

Almost surely, 2^{128003173557234} is an apocalyptic number.

128003173557234 is an abundant number, since it is smaller than the sum of its proper divisors (128009710971438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

128003173557234 is a wasteful number, since it uses less digits than its factorization.

128003173557234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544784521.

The product of its (nonzero) digits is 4233600, while the sum is 51.

The spelling of 128003173557234 in words is "one hundred twenty-eight trillion, three billion, one hundred seventy-three million, five hundred fifty-seven thousand, two hundred thirty-four".