128426828376036 has 24 divisors (see below), whose sum is σ = 309329135014144. Its totient is φ = 41428009153440.

The previous prime is 128426828375983. The next prime is 128426828376037. The reversal of 128426828376036 is 630673828624821.

It is not an unprimeable number, because it can be changed into a prime (128426828376037) 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, 172616704435 + ... + 172616705178.

Almost surely, 2^{128426828376036} is an apocalyptic number.

It is an amenable number.

128426828376036 is an abundant number, since it is smaller than the sum of its proper divisors (180902306638108).

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

128426828376036 is a wasteful number, since it uses less digits than its factorization.

128426828376036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345233409651 (or 345233409649 counting only the distinct ones).

The product of its (nonzero) digits is 222953472, while the sum is 66.

The spelling of 128426828376036 in words is "one hundred twenty-eight trillion, four hundred twenty-six billion, eight hundred twenty-eight million, three hundred seventy-six thousand, thirty-six".