128003021436814 has 8 divisors (see below), whose sum is σ = 192005633073168. Its totient is φ = 64001143745760.

The previous prime is 128003021436721. The next prime is 128003021436833. The reversal of 128003021436814 is 418634120300821.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183050107 + ... + 183748054.

It is an arithmetic number, because the mean of its divisors is an integer number (24000704134146).

Almost surely, 2^{128003021436814} is an apocalyptic number.

128003021436814 is a deficient number, since it is larger than the sum of its proper divisors (64002611636354).

128003021436814 is a wasteful number, since it uses less digits than its factorization.

128003021436814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366972650.

The product of its (nonzero) digits is 221184, while the sum is 43.

The spelling of 128003021436814 in words is "one hundred twenty-eight trillion, three billion, twenty-one million, four hundred thirty-six thousand, eight hundred fourteen".