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128844008088 = 23352310264819
BaseRepresentation
bin111011111111110110…
…0111000101010011000
3110022120100201202211120
41313333230320222120
54102333031224323
6135105022125240
712210605666355
oct1677754705230
9408510652746
10128844008088
114a7080a1314
1220b79720820
13c1c454b353
146343b5362c
15354161c5e3
hex1dffb38a98

128844008088 has 32 divisors (see below), whose sum is σ = 322725940800. Its totient is φ = 42865879968.

The previous prime is 128844008087. The next prime is 128844008119. The reversal of 128844008088 is 880800448821.

128844008088 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 128844008088.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (128844008087) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5119858 + ... + 5144961.

It is an arithmetic number, because the mean of its divisors is an integer number (10085185650).

Almost surely, 2128844008088 is an apocalyptic number.

It is an amenable number.

128844008088 is an abundant number, since it is smaller than the sum of its proper divisors (193881932712).

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

128844008088 is a wasteful number, since it uses less digits than its factorization.

128844008088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10265351 (or 10265347 counting only the distinct ones).

The product of its (nonzero) digits is 1048576, while the sum is 51.

The spelling of 128844008088 in words is "one hundred twenty-eight billion, eight hundred forty-four million, eight thousand, eighty-eight".

Divisors: 1 2 3 4 6 8 12 24 523 1046 1569 2092 3138 4184 6276 12552 10264819 20529638 30794457 41059276 61588914 82118552 123177828 246355656 5368500337 10737000674 16105501011 21474001348 32211002022 42948002696 64422004044 128844008088