128027884714378 has 8 divisors (see below), whose sum is σ = 209500174987200. Its totient is φ = 58194493051980.

The previous prime is 128027884714339. The next prime is 128027884714417. The reversal of 128027884714378 is 873417488720821.

It is an interprime number because it is at equal distance from previous prime (128027884714339) and next prime (128027884714417).

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

It is a super-2 number, since 2×128027884714378² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2909724652578 + ... + 2909724652621.

It is an arithmetic number, because the mean of its divisors is an integer number (26187521873400).

Almost surely, 2^{128027884714378} is an apocalyptic number.

128027884714378 is a deficient number, since it is larger than the sum of its proper divisors (81472290272822).

128027884714378 is a wasteful number, since it uses less digits than its factorization.

128027884714378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5819449305212.

The product of its (nonzero) digits is 269746176, while the sum is 70.

The spelling of 128027884714378 in words is "one hundred twenty-eight trillion, twenty-seven billion, eight hundred eighty-four million, seven hundred fourteen thousand, three hundred seventy-eight".