128032284378801 has 8 divisors (see below), whose sum is σ = 186228777278304. Its totient is φ = 77595323865920.

The previous prime is 128032284378773. The next prime is 128032284378841. The reversal of 128032284378801 is 108873482230821.

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 128032284378801 - 2²¹ = 128032282281649 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (128032284378841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1939883096616 + ... + 1939883096681.

It is an arithmetic number, because the mean of its divisors is an integer number (23278597159788).

Almost surely, 2^{128032284378801} is an apocalyptic number.

128032284378801 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

128032284378801 is a deficient number, since it is larger than the sum of its proper divisors (58196492899503).

128032284378801 is a wasteful number, since it uses less digits than its factorization.

128032284378801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3879766193311.

The product of its (nonzero) digits is 8257536, while the sum is 57.

The spelling of 128032284378801 in words is "one hundred twenty-eight trillion, thirty-two billion, two hundred eighty-four million, three hundred seventy-eight thousand, eight hundred one".